Smart Bike Rear Light, Auto Start Stop Brake Sensing LED Charging Cycling Smart Bicycle Taillight

Type:LEDs Power Supply:Battery Model Number:super III Function:long press switch: ON/OFF Brightness:60LM Lamp beads:C08 large aperture Lamp type:6 types Class flight:high light/breathing flash Battery:420mAh Material:Alloy/Glue Size:43x40mm Weight:43gMounting Type:Seatpost Holder Water Resistance Level:Normal Waterproof Battery Properties:Rechargeable Battery Rechargeable Battery:Lithium Battery-Polymer Power Mode:USB Charging Operating Voltage:≤36V Material:PC Light Source Type:LED Lights