Best Two Way Bike Alarm

SLFJOSN Super Electric Bike Horn，Adjustable 80-130dB Bicycle Electric Bell ,USB Rechargeable IPX6 Waterproof Easy Install Loud Bike Horn, Alarm Ring for Mountain/Road Bike/Scooters, Adults &Kids Use

...ar. A full charge can be used safely for about a month. Adapt to different groups of adults and kids..
IPX6 Waterproof Function：SLFJOSN rechargeable bike horn can use for mountain bikes, road bikes, walking bikes, electronic bikes, or scooters, with IPX6 waterproof which can be used on rainy days..
Motion and Touch Alarm Function：SLFJOSN electric bike bell has a sensor, when you leave your bike, if someone touches your bike, the alarm function of SLFJOSN electric bike bell will sound an alarm to keep your bike safe. Or strangers or animals-touching will also trigger-alarm to ensure your safety in the wild..
USB rechargeable and easy to install：SLFJOSN bike horn bell usb rechargeable fit the power bank, charging plug, and laptop USB. SLFJOSN bike horn Easily mounted and secured with the stretchable straps to fixed on the handle, install or release it from the bike handlebar within 2 seconds. Suit for 0.86"-1.25"(22.2-31.8 mm )diameter bicycle handlebar..

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IZTOSS Alarm Disc Lock 110 dB Disc Brake Lock Waterproof Anti-Theft Guard Shock Sensor with Reminder Cable and Carrying Bag for Motorcycles Bikes Scooters. (Black)

[LOUD 113dB BIKE ALARM] Fosmon’s 113dB loud vibration bicycle alarm with remote control is a great tool to protect your bike from theft. Keep your bicycle, e-bike, scooter, motorcycle, and more secured with this alarm..
[VIBRATION SENSOR AND SOS ALARM] When armed, this anti-theft bicycle alarm responds to vibration or being moved. You can manually adjust the 7 different sensitivity levels and 3 volume levels to best fit your setup. SOS function will detect an accident if the vehicle is tilted more than 45° from its original position, and then make a beeping sound to signal for help..
[EASY TO SET UP] This anti-theft vibration alarm is easy to set up. First, determine the mounting surface and clean accordingly. Then apply the provided adhesive or mount using the cable ties and brackets on the backside of the alarm. An alarm can be paired with up to 8 remotes..
[MULTI-PURPOSE ALARM] Use this anti-theft alarm for a variety of purposes: as a luggage alarm, fence alarm, trailer alarm, and more. This device works great as added security when used with locks as well..
[LIMITED LIFETIME WARRANTY] This product comes with a limited lifetime warranty. Please refer to Fosmon’s website for more information..

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Onvian 113dB Wireless Anti-Theft Motorcycle Bike Alarm Waterproof Bicycle Security Alarm Vibration Motion Sensor with Orange Remote

USB RECHARGEABLE NO NEED REPLACe BATTERIES - The bicycle alarm is powered by a built-in rechargeable 4.2V 700mAh lithium battery which can be charged by your DC5V power adapter and the package included USB-C charging cable, so no need replace the battery and save money. The bike alarm uses 4th version power-saving technology, a full charge can work about 1~3 months (depend on the alarm frequency).
3 INSTALLATION METHODS SUITABLE FOR MORE PURPOSE - Come with mounting bracket, cable ties and double-sided tape for 3 installation methods. Bracket installation is more convenient to change the installation position. Zip ties and double-sided tape installation suitable for irregular mounting objects. Easy to install and use. A must have anti theft alarm for bicycles or electric bikes or scooters motorcycles owner.
ADJUSTABLE VOLUME & ADJUSTBALE SENSITIVITY - Up to 110dB LOUD alarm, scare off potential thieves effectively and give you good peace of mind. Well-made bike alarm with great performance. 3 levels adjustable volume, don’t worry about the alarm is extremely loud or not loud. 7 levels adjustable sensitivity from gently touch to push or beat, easy to set it as your need.
REMOTE CONTROL - Wireless control by remote, updated remote with strong wirel....

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WSDCAM Bike Alarm Horn with Remote Loud 113dB, Waterproof Wireless Antitheft Vibration Bicycle Alarm with Bike Horn for Adults Mountain Bike Road Bicycle Scooter

ELECTRIC BIKE HORN - Come with wireless bicycle horn switch which clamps easily to 0.87~1.51 inch handlebar, it makes up to 113 decibel sound when press to let cars/pedestrians/drivers know you're coming.
VIBRATION ALARM - Anti-theft alarm triggered by vibration, can help to deter thieves effectively, provide additional security and give you peace of mind. Alarm and horn 2 in 1 feature functions, affordable and practical bike accessories.
SUPER LOUD & ADJUSTABLE SENSITIVITY - Up to 113 dB, 3 adjustable volume. 7 level adjustable sensitivity from gently touch to push or beat. IP55 waterproof, suitable for outdoor use.
66FT REMOTE CONTROL - Bike alarm controlled by wireless remote, strong wireless range up to 66ft. Vehicle search function, easy to find your vehicles in parking lot. 3 bike bell sounds for your choice.
EASY TO INSTALL & USE - Easy to install same as bike accessories, package including batteries and everything you need. Suitable for bikes, electric bike, motorcycles, scooter, trailer, luggage etc.

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Fosmon Anti Theft Bike Alarm with Remote (2-Pack), Vibration Motion Sensor Bicycle Alarm, Waterproof 113dB Vehicle Security Alarm System, Wireless Siren for E-Bike, Motorcycle, Scooter, Cart, Trailer

[LOUD 113dB BIKE ALARM] Fosmon’s 113dB loud vibration bicycle alarm with remote control is a great tool to protect your bike from theft. Keep your bicycle, e-bike, scooter, motorcycle, and more secured with this alarm..
[VIBRATION SENSOR AND SOS ALARM] When armed, this anti-theft bicycle alarm responds to vibration or being moved. You can manually adjust the 7 different sensitivity levels and 3 volume levels to best fit your setup. SOS function will detect an accident if the vehicle is tilted more than 45° from its original position, and then make a beeping sound to signal for help..
[EASY TO SET UP] This anti-theft vibration alarm is easy to set up. First, determine the mounting surface and clean accordingly. Then apply the provided adhesive or mount using the cable ties and brackets on the backside of the alarm. An alarm can be paired with up to 8 remotes..
[MULTI-PURPOSE ALARM] Use this anti-theft alarm for a variety of purposes: as a luggage alarm, fence alarm, trailer alarm, and more. This device works great as added security when used with locks as well..

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Accolmile Electric Bike Bell Alarm Waterproof with Remote Controller, Anti-Theft Bike Horn with USB Rechargeable Function

【Multipurpose】Can effectively prevent bicycle theft. Bike bell alarm suitable for bicycle, motorcycle, electric bike, scooter etc.
【Adjustable Sensitive】3 levels adjustable sensitivity, you can easily set it up according to your need. Wireless remote control operation, usb rechargeable, low battery electricty display.
【Extremely Loud 126dB】Can make a loud sound to draw people's attention. 126dB loud can effectively scare thieves away, also very easy to find the vehicles position.
【High Quality】Shell and bracket are made of stainless steel and aluminum alloy.
【Easy Installation and Waterproof】This bicycle bell alarm Installation by two screws, the fixing range of the screws is 15MM-55MM.

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Electric Bike Bell Alarm Horn Waterproof with Remote Controller Anti-Theft Vibration Alarm Bike Horn with USB Rechargeable Function for Mountain Bike | Road Bicycle | Scooters etc

【Anti-Theft Alarm】If a thief touches or pushes the bike, the alarm will emit a rapid and continuous loud alarm when it is shaken.
the locking and unlocking are controlled by the equipped remote control, and the remote control distance is more than 30m.
the large capacity of 1600mAH can exceed Long standby time..
【One-Click Bicycle Search】When your bicycle is parked in a large parking lot, you can use the equipped remote control to click the bell button, and the bike alarm will emit super decibels to help you quickly find the bicycle..
【Built in Lithium Battery】Come with USB charger, 5-6 hrs to full charge, which can work 20-30 days. Made of high quality aluminum alloy, waterproof design, can be used in rainy day.
【Wide Use】This durable bicycle horn is easy to install and suitable for Electric bike, mountain bike, road bike, folding bike Scooters etc.
【Adjustable Sensitive】3 levels adjustable sensitivity, you can easily set it up according to your need. Wireless remote control operation, usb rechargeable, low battery electricty display.

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SOONHUA Wireless Motorcycle Bike Alarm, Anti-Theft Security Motorcycle Alarm with Remote Control Waterproof Vibration Sensor Bicycle Alarm 113dB Super Loud Adjustable Sensitivity

Adjustable Sensitivity Optional Ringtones: 7 sensitivity level can be freely switched by pressing the lock key on remote control.
Choose you favorite ringtones among 6 ringtones, then you can easily find where is your bike once the alarm rings..
Simple Installation: Easy to fix the alarm on your bike or car with cable ties or double-side stickers, no other tool or wiring required..
Premium Material Waterproof: Adopting premium PC material as shell, sturdy and long lasting.
Designed with sealed ring for waterproof and dustproof, ideal for outdoor use..
113dB Loud Ring: This anti-theft alarm can makes a 113dB loud ring to effectively scare thieves away. It also can work as a SOS emergency alarm if accidentally falling down while cycling..
Wireless Anti-Theft Alarm: This high sensitivity vibration triggered alarm suitable for bicycle, car, motorcycle, electric bike and so on, also can works as a door/window vibration sensor alarm..

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Bike Horn with Alarm, WillTill Anti-Theft Electric Bicycle Bell for Adults Kids, 80~130db Adjustable Loud Bicycle Ring Bell for Bike Handlebars, Super Cycle Horn for Road Bike Mountain Bike Scooter

Three Levels Adjustable Volume: WillTill electric bike horn has three adjustable bell volume, the decibel is up to 130db, providing more reliable protection for your riding..
Anti-theft Mode: Not only a bicycle horn, but also an anti-theft alarm with 3-level sensitivity. Never worry about your bike being stolen again, when someone tries to steal your bike, the alarm will make a high-pitched alarm sound..
One-touch Quick Arming and Disarming: WillTill anti-theft alarm can quickly arm and disarm with one key, and the simple operation will greatly save your time.
2 Seconds Quick Installation: The humanized design allows you to quickly disassemble and assemble within 2 seconds, suitable for different handlebars from 0.87″ to 1.26″..
IPX6 Waterproof: Waterproof design makes it more durable, no fear of rainy days, WillTill electric bike horn can be used for road bike, mountain bike, scooter and motorcycle..

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