¥1,900 Tax included
Amazon Points: 19pt  (1%)  See details
In Stock Click here for details of availability.
¥¥1,900 () Includes selected options. Includes initial monthly payment and selected options. Details
Price
Subtotal
¥¥1,900
Subtotal
Initial payment breakdown
Shipping cost, delivery date, and order total (including tax) shown at checkout.
Payment
Secure transaction
Your transaction is secure
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don’t share your credit card details with third-party sellers, and we don’t sell your information to others. Learn more
Added to

Sorry, there was a problem.

There was an error retrieving your Wish Lists. Please try again.

Sorry, there was a problem.

List unavailable.
  • Tomicoco Bicycle Bike Security Alarm, Anti-Theft Buzzer, Theft Prevention Goods, Security Alarm, Vibration Alarm, 113dB Loud, Bicycle Bike Security Measures (Model KS-WL03C 1 unit)

Tomicoco Bicycle Bike Security Alarm, Anti-Theft Buzzer, Theft Prevention Goods, Security Alarm, Vibration Alarm, 113dB Loud, Bicycle Bike Security Measures (Model KS-WL03C 1 unit)

¥1,900 Tax included
Amazon Points: 19pt  (1%)  See details
ダブルポイント 詳細
Ships from the seller
  • The A-to-z Guarantee protects you when you purchase items sold and fulfilled by a third party seller in our store. It covers both the timely delivery and the condition of your items. If you're not happy with either and can’t resolve the issue directly with the seller, you can report the problem to us for further assistance.
    Learn more about A-to-z Guarantee
Worry free shopping
Amazon is committed to making shopping safe, secure, and easy. We are obsessed with providing a worry free shopping experience to our customers by offering comprehensive benefits and supports such as easy return policy, 24/7 customer supports, curated customer reviews, and strict privacy policy. We are also committed to a sustainable future in many ways, including delivery, packaging, products, and logistics locations. Learn more
Your transaction is secure
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don’t share your credit card details with third-party sellers, and we don’t sell your information to others. Learn more
Brief content visible, double tap to read full content.
Full content visible, double tap to read brief content.
Color: Product Number: KS-WL03C x 1
{"desktop_buybox_group_1":[{"displayPrice":"¥1,900","priceAmount":1900.00,"currencySymbol":"¥","integerValue":"1,900","decimalSeparator":null,"fractionalValue":null,"symbolPosition":"left","hasSpace":false,"showFractionalPartIfEmpty":true,"offerListingId":"VkdeXCijqh%2FWl7G6wjCSkld7PAlTQEl6iHP1cH340fiUrDAUToz8qzPTNs1lDZlK5u29sceguvERYyYZI8hOi%2FHUBybDsY56mupRdO2zjczETlEexeda07g%2BPpDSQgdUitp9v2rafc8OENIiJmem1Q1zj4KT3QdG9DycYEwx226p1E9L3uIQGjATVCSanEq0","locale":"en-US","buyingOptionType":"NEW","aapiBuyingOptionIndex":0}]}

Purchase options and add-ons

About this item

  • 【Three-level volume adjustment】Many customers want a volume adjustment function for the security alarm, so a three-level volume adjustable security alarm has appeared! With a loud alarm sound, there is no worry of causing inconvenience to the next-door neighbor
  • 【113dB Super Loud Vibration Alarm】Detects impacts from keys or doors being forced open, or shocks from kicking the vehicle body, to sound an alarm against theft of the vehicle itself, theft of items from the vehicle, or malicious damage This is the minimum necessary sensor for a car security alarm, so it is best to combine it with other sensors according to the situation With an ultra-high volume of 113 dB, it repels intruders and suspicious persons
  • 【No matter the car】Easy installation for any car, with no need for wiring hassle, making it simple for anyone to introduce This product does not need to be fixed in the car, making it safe for people who don't want to damage their car Easy installation with double-sided tape Wireless vibration sensor (security alarm, door alarm) can be widely used in shops, supermarkets, offices, companies, places that are unmanned at night, etc., where needed
  • (7 Levels of Vibration Sensitivity) Operation method for changing sensitivity: This device can set the sensor sensitivity from 7 levels Each sensitivity can be confirmed with the 7 sounds of "Do, Re, Mi, Fa, So, La, Si" The factory default setting is the highest sensitivity (the note Do)
  • 【IP55 waterproof & revised manual】It is IP55 waterproof, so it can be used outdoors
Bulk Purchase Fair for Mother's Day/Father's Day
Get 5% off when you buy 2 or more items from our wide selection including Mother's Day gifts, Father's Day gifts, outdoor products, and rainy season humidity solutions.From men's and women's apparel, furniture, appliances, interior decorations, cooking utensils, and stationery, to toys, character goods, baby products, and groceries! Click here to check out the bulk purchase special page

Customers who viewed this item also viewed

Page 1 of 9
Previous set of slides
Next set of slides
Brief content visible, double tap to read full content.
Full content visible, double tap to read brief content.

Videos for similar products

Previous page
Next page

Product information

Item details
Brand Tomicoco（トミココ）
Manufacturer Tomicoco（トミココ）
Mfr Part Number b07-3a-1
Model Number b07-3a-1
Country of Origin China
Warranty Description 30 day warranty against initial defects
Item Type Name Bicycle
Built-In Media Bicycle
Unit Count 1.00 Count
Amazon Bestseller
ASIN B0D498GSKD
Customer Reviews
4.2 out of 5 stars

Warranty & Support

Amazon.co.jp Return Policy:You may return the item you purchased at Amazon.co.jp within 30 days of delivery only if unopened and unused in principle（ excluding the non-returnable and non-exchangeable items). Please confirm the condition of the item promptly upon delivery. We may accept return of the item with initial failure even after the refund period depending on the details of your inquiry. The conditions for refund differs for the items shipped by Amazon.co.jp and those shipped by a seller on Amazon Market place. For more information on return of home electrical appliances and cameras, please see, here.

Feedback

Please sign in to provide feedback.
Features & Specs
Audible Noise 113 Decibels
Includes Remote Yes

Product description

Setting Method:
Press and hold the unlock button until the indicator lamp on the remote control is constantly lit
When it switches to constant illumination, the sensitivity change mode becomes active
Each time you press the locking button, it plays a "beep" sound and the sensitivity changes After adjusting to the desired sensitivity, press the unlock button once to end the sensitivity change mode
IP55 Waterproof & Modified Instruction Manual: IP55 waterproof, so it can be used outdoors

※Initial settings for this product have the SOS function set to OFF Please see below for setup instructions
1 Press and hold the top button (key shape) on the remote control. In this case, the main unit will beep, but ignore it and continue to press and hold until the indicator light on the remote control goes out Even after the remote control indicator light goes out, continue pressing the release button, and when the remote control indicator light turns on, stop pressing the release button and enter SOS setting mode
When the SOS function is OFF, press the second button from the top on the remote control (in the shape of a lightning bolt) once. The main unit will emit a "Bi" sound, and if you hear "Bi Bi Bi Bi Bi" five times, the SOS function setup is complete. If you hear "Bi Bi" twice, the SOS function setup has failed, and in this case, you need to keep the main unit stationary
3 After completing the above settings, press the key-shaped button again to complete the main unit setting mode

Additional: If the SOS function is ON, pressing the second button from the top on the remote control (thunderbolt shape) once will result in a Bi Bi sound twice, then the SOS function will turn OFF

Main battery: 3 AAA batteries included The remote control comes with 1 x 12V 27A dry battery If used up, please purchase separately from commercial sources

The alarm function of this product is as follows:

1. When shaking is detected, it will automatically ring once once
2. If the shaking is continuously detected, the alarm will continue for 30 seconds and then stop after 30 seconds
3. It will be a repetition of the above 1 and 2 (Alarm stops when shaking no longer detected)

※The Japanese instruction manual and photography accessories are not included
※It will be delivered in simple packaging
※Colors may vary slightly depending on the monitor
※Please note that the design may vary slightly depending on the delivery period
※As this is a product manufactured overseas, there may be a slight odor, minor scratches or stains, and individual differences
※We are not liable for any damages or harm caused by the use of the product
Please note that we cannot be held responsible

Customer reviews

4.2 out of 5 stars
14 global ratings

Review this product

Share your thoughts with other customers
Write a customer review

Top reviews from Japan

    Translated by Amazon
    See original
  • フラワー３
    5 out of 5 stars
    これで十分です。
    Reviewed in Japan on May 19, 2026
    Color: Product Number: KS-WL03C Set of 2
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    問題なく普通に使えてとても満足しております。ありがとうございました。

    Read more
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • ムーブ
    5 out of 5 stars
    お買い得商品
    Reviewed in Japan on December 20, 2025
    Color: Product Number: KS-WL03C x 1
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    しっかり反応してくれるので防犯ブザーとして最高です。

    Read more
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • Amazon カスタマー
    3 out of 5 stars
    結構うるさい
    Reviewed in Japan on April 26, 2026
    Color: Product Number: KS-WL03C x 1
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    自転車につけていますが

    警報をオンにする音で周りが振り向きます

    ちょっと注目浴びるので気持ちいいですね

    Read more
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • Amazonのお客様
    2 out of 5 stars
    1年で壊れた
    Reviewed in Japan on July 12, 2025
    Color: Product Number: KS-WL03C x 1
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    半年で電池切れ 交換して復活しましたが

    ちょうど1年で 電池を交換しても ビ・ビ・ビ・ビ となって故障

    水や砂が入らない環境で使用。

    電気回路の部品の品質に問題があるのだと思う。

    Read more
    2 people found this helpful
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • カンカン
    5 out of 5 stars
    熊対策に。
    Reviewed in Japan on December 9, 2025
    Color: Product Number: KS-WL09C x 1
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    大音量で響きます。リモコンで作動を確認できるので、散歩中の熊撃退対策に使ってます。

    Read more
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • パパ
    5 out of 5 stars
    安くて良い商品だとおもう
    Reviewed in Japan on December 15, 2024
    Color: Product Number: KS-WL09C x 1
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    安くて良いのですが私の調整が悪いのか感度の調整をしても敏感か鈍感の二通りにしか思えません

    しかしながら敏感の方で使用してますが皆さんが言うように風等でも鳴ってしまうような事は今の所有りません

    後はバッテリーの持ちがどの位持つのかですね、余り持たない様なら考えないと...

    そんな所でしょうか

    結論は安くて良い商品かな

    Read more
    2 people found this helpful
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • Amazon カスタマー
    5 out of 5 stars
    いいです
    Reviewed in Japan on November 26, 2024
    Color: Product Number: KS-WL09C Set of 2
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    音も大きいし震度に答えてくれてます

    Read more
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
  • NV
    2 out of 5 stars
    使い方がよくわからない
    Reviewed in Japan on April 17, 2025
    Color: Product Number: KS-WL03C x 1
    Brief content visible, double tap to read full content.
    Full content visible, double tap to read brief content.

    説明書に日本語がありませんでした。

    4日使用後追記：

    走行中、ロックオフにも拘らず何回かベルブザーが鳴る。

    どこかの電波を拾って誤動作してる？

    Read more
    3 people found this helpful
    Sending feedback...
    Thank you for your feedback.
    Sending feedback...
    Thanks, we'll investigate in the next few days.
    Translated from Japanese by Amazon
    See original
See more reviews

Product Summary: Tomicoco Bicycle Bike Security Alarm, Anti-Theft Buzzer, Theft Prevention Goods, Security Alarm, Vibration Alarm, 113dB Loud, Bicycle Bike Security Measures (Model KS-WL03C 1 unit)

From Tomicoco（トミココ）

4.2 out of 5 stars, 14 ratings

Customer reviews

50+ viewed in past week

Price

One-time purchase: ¥1,900

Tax included

Purchasing options

Other sellers

Other sellers

About this Item

  • 【Three-level volume adjustment】Many customers want a volume adjustment function for the security alarm, so a three-level volume adjustable security alarm has appeared! With a loud alarm sound, there is no worry of causing inconvenience to the next-door neighbor
  • 【113dB Super Loud Vibration Alarm】Detects impacts from keys or doors being forced open, or shocks from kicking the vehicle body, to sound an alarm against theft of the vehicle itself, theft of items from the vehicle, or malicious damage This is the minimum necessary sensor for a car security alarm, so it is best to combine it with other sensors according to the situation With an ultra-high volume of 113 dB, it repels intruders and suspicious persons
  • 【No matter the car】Easy installation for any car, with no need for wiring hassle, making it simple for anyone to introduce This product does not need to be fixed in the car, making it safe for people who don't want to damage their car Easy installation with double-sided tape Wireless vibration sensor (security alarm, door alarm) can be widely used in shops, supermarkets, offices, companies, places that are unmanned at night, etc., where needed
  • (7 Levels of Vibration Sensitivity) Operation method for changing sensitivity: This device can set the sensor sensitivity from 7 levels Each sensitivity can be confirmed with the 7 sounds of "Do, Re, Mi, Fa, So, La, Si" The factory default setting is the highest sensitivity (the note Do)
  • 【IP55 waterproof & revised manual】It is IP55 waterproof, so it can be used outdoors

Product description

Setting Method: Press and hold the unlock button until the indicator lamp on the remote control is constantly lit When it switches to constant illumination, the sensitivity change mode becomes active Each time you press the locking button, it plays a "beep" sound and the sensitivity changes After adjusting to the desired sensitivity, press the unlock button once to end the sensitivity change mode IP55 Waterproof & Modified Instruction Manual: IP55 waterproof, so it can be used outdoors ※Initial settings for this product have the SOS function set to OFF Please see below for setup instructions 1 Press and hold the top button (key shape) on the remote control. In this case, the main unit will beep, but ignore it and continue to press and hold until the indicator light on the remote control goes out Even after the remote control indicator light goes out, continue pressing the release button, and when the remote control indicator light turns on, stop pressing the release button and enter SOS setting mode When the SOS function is OFF, press the second button from the top on the remote control (in the shape of a lightning bolt) once. The main unit will emit a "Bi" sound, and if you hear "Bi Bi Bi Bi Bi" five times, the SOS function setup is complete. If you hear "Bi Bi" twice, the SOS function setup has failed, and in this case, you need to keep the main unit stationary 3 After completing the above settings, press the key-shaped button again to complete the main unit setting mode Additional: If the SOS function is ON, pressing the second button from the top on the remote control (thunderbolt shape) once will result in a Bi Bi sound twice, then the SOS function will turn OFF Main battery: 3 AAA batteries included The remote control comes with 1 x 12V 27A dry battery If used up, please purchase separately from commercial sources The alarm function of this product is as follows: 1. When shaking is detected, it will automatically ring once once 2. If the shaking is continuously detected, the alarm will continue for 30 seconds and then stop after 30 seconds 3. It will be a repetition of the above 1 and 2 (Alarm stops when shaking no longer detected) ※The Japanese instruction manual and photography accessories are not included ※It will be delivered in simple packaging ※Colors may vary slightly depending on the monitor ※Please note that the design may vary slightly depending on the delivery period ※As this is a product manufactured overseas, there may be a slight odor, minor scratches or stains, and individual differences ※We are not liable for any damages or harm caused by the use of the product Please note that we cannot be held responsible

Options Available

Color

  • Product Number: KS-WL03C x 1
  • Product Number: KS-WL03C Set of 2
  • Product Number: KS-WL09C x 1
  • Product Number: KS-WL09C Set of 2
Browse all available options
Report an issue with this product or seller

Feedback

Did you find this product summary feature useful?

Thank you for your feedback
Thank you for your feedback. You selected "Yes, it is useful"
Thank you for your feedback. You selected "No, it is not useful"
Product summary presents key information. Close to see all product details.