Product name: remote control bicycle tail lightMaterial: ABSBrightness: 200LMWaterproof: life waterproofLight color: red/yellowBattery: built-in lithium batteryOutput power: 0.66wOutput voltage: 6VBattery voltage: 3V 11. Super bright LED bicycle tail light: 10 LED light beads on the left and right double light panels highlight the warning tail light, which can be seen from 45 meters away on foggy/rainy days or even in the dark. 22. Wireless remote control: Installed on the handlebar, press the 4 buttons on the controller to easily change the lighting mode of the bicycle tail light. Waterproof rubber switch, switch the four-speed taillight lighting mode, gear 1 turns on the light, gear 2 is racing, gear 3 flashes, and all LEDs in gear 4 are lit at full power. 33. TYPE-C fast charging and charging power indicator: built-in large-capacity 2400mAh rechargeable battery, which can continue to work in the constant light mode for 15 hours after being fully charged. The remote control is equipped with a replaceable CR2032 button battery, which can work continuously for 3-5 years (30 times a day). There is a battery indicator when charging and changing tail lights. 44. 360 adjustable and multi-angle to choose from: Outdoor waterproof makes this bicycle turn signal can be used in the rain, it is your best partner for outdoor riding. 55. Fits all bikes: This rechargeable bike light can be installed in seconds without tools, suitable for all types of bikes, road bikes, MTB mountain bikes, and more.