Hot selling related products, click the picture to enter the link   Reminder:   1.If you are worried about not knowing how to use the product, you can contact us and we will send you the document of the product manual by email. You can copy the text and translate it into the language you want.   2. Before the first use, please charge it first, and then it can be used normally after activation. It is recommended to use it again after it is fully charged   3.One host can be equipped with three remote controls, and one remote control can also control two hosts.   4.We have plenty of stock,wholesalers can rest assured that orders.   5.If you encounter any product and logistics problems, please leave us a message in time and we will reply as soon as possible.   This anti-theft alarm triggered by vibration, with a loud alarm sound of 110 dB, helps to effectively stop thieves, provides additional security and allows you to concentrate when parking at home or outdoors. This alarm can effectively prevent anyone who tries to break into or steal your bicycle, electric bicycle or motorcycle. It has seven levels and the sensitivity is adjustable from high to low. And 3-level adjustable volume up to 110 dB.   Product Features:   USB-C rechargeable   Arm and disarm by remote   Strong remote range up to 164ft~229ft   3 Installation methods   7 Levels adjustable sensitivity   Levels adjustable volume   Vehicle search function   3 Different ringtones for vehicle search function (Invalid in ARM mode)   Low battery indicator (If alarm is low battery, it will make low-battery prompt sounds when you press arm/disarm button)   IP54 Waterproof   Specifications:   Alarm noise level: 110dB   Waterproof grade: IP54   Remote range: up to 164 feet (up to 229 feet outdoors)   Alarm battery: 4.2V 700mah lithium battery (including)   Remote control battery: 27a (12V) alkaline battery (including)   Rechargeability: alarm battery only (USB C rechargeable)   Alarm working time: about 1 ~ 3 months. The standby time is about 6 months   Remote working time: 1 ~ 2 years (5 times a day)   Operating frequency: 433.92mhz   Working temperature: - 40 ~ + 70 , storage temperature: - 40 ~ + 70    Working humidity: <; 80%   Notice:   1,Before the first use, please charge it once to activate it before normal use. It is recommended to use it again when it is fully charged.   2,Due to the chip upgrade of the remote control, the same remote control in the store cannot be connected with this product.   Use the supporting USB charging cable and connect the mobile phone 5-volt charging head (not included). Some fast charging heads are incompatible.   PC + UV resistant material, IP54 waterproof and dustproof, high and low temperature resistance, not afraid of wind and rain, cold and heat.   The remote controller can remotely control the alarm, and the maximum distance must be kept within 20 meters.   Bracket, tie, double-sided tape, 3 installation methods without wiring, suitable for various models   If the sensitivity is adjusted, press the [Defense] key continuously to adjust the seven level sensitivity from high to low.