Bicycle riding accessories

Material: ABS+PC Press and hold for 3 seconds, the red and white lights will be on, press again, and the yellow light will flash, press again to turn off the yellow light, press and hold for 3 seconds to turn off the light Battery: 350MAH 14500 battery Charging time: 1-2 hours, overcharge protection LED brightness: 28LM Use time: always on 9H Suitable for mountain bikes with inner diameter: 19.2-20mm, 21mm road bikes Charging indication: the switch indicator light shows green when charging, and it turns off automatically when fully charged