Tail Light Smart Normal Version with 3.7V 400mAh Rechargeable Battery Type C Charging Input Bike Lights for Adult Bikes

Feature: 1. Normal standard bike tail light with a 3.7V 400mAh rechargeable battery. 2. Type C charging input with a red light indicator for charging status. 3. Can be installed on the saddle or seat tube. 4. Three level power indicator that shows the battery status. 5. Automatically monitors the battery level and alerts when the battery is below 20percent . Specification: Model: Normal Smart Version(Optional) Battery: 3.7V, 400mAh Charging Input (Type C): DC 5V 300mA Installation: Saddle Seat Tube Battery Indicator: Green light (80percent above), Green light flashing (80 20percent ), Red light flashing (below 20percent ) Size: 3.1 x 4 x 2.5 cm 1.2 x 1.6 x 1 in Weight: 21g 0.74oz Package List: 1x Smart Bike Tail Light 1x Type C Charging Cable