WSDCAM Smart Tail Light with Horn Alarm - Auto ON/OFF USB C Rechargeable Waterproof Rear Bike Light - W-0037 taillight

• ULTRA-BRIGHT BICYCLE REAR LIGHT WITH 4 MODES - 160 lumens super bright and 270 degree extra-wide bike taillights powerful flashes alert motorists at night and during the day, that enhance your visibility and safety. Slow Flashing/Breathing/Fast Blinking/Steady Light/OFF, 4 light modes easily selected by wireless remote SMART BIKE BRAKE LIGHT - Auto bicycle brake light build in G sensor. Once you braked the rear light will auto highlight for 2s to alert other drivers behind you, effectively avoid rear-end collisions and traffic accidents ELECTRIC BIKE HORN & BIKE ALARM - 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. Anti-theft alarm triggered by vibration with 7 levels adjustable sensitivity, can help to deter thieves effectively, provide additional security and give you peace of mind SMART AUTO ON/OFF - Build in light sensor & motion sensor. On Slow Flashing & Breathing modes, taillight automatically turns off after 30s of inactivity in dark environments, and turns on when motion is detected. In bright outdoor environments it automatically turns off to save power, if you need the tail light in day time, you can select Fast Blinking/Steady Light (these 2 modes have NOT smart function). Note: Indoor environment is dark environment, no matter if the lights are turned on or off USB C RECHARGEABLE - The bicycle back light alarm is powered by a built-in rechargeable 4.2V 700mAh lithium battery and uses 4th version power-saving technology, about 3h full charge can work up to 65h (in steady light mode), standby time about 4~8 months (depend on the work frequency). Note: Using the package included USB C charging cable and your DC5V power adapter to charge it EASY INSTALLATION METHODS - Come with mounting bracket, cable ties 2 installation methods. Bracket installation suitable for tube installation position. Zip ties installation suitable for irregular mounting objects. Easy to install. An affordable & practical bike accessory SEARCH FUNCTION & WATERPROOF - Vehicle search function, easy remote to find your vehicles in parking lot, 3 kinds of bells for your choice. This function also can be bike horn function. IP65 waterproof, don’t worry about rainy day