Water proof Case for DIY 18650 batteries pack power bank for bike light head lamp, Support 2 or 4 x18650 batteries in one pack.

-Rechargeable Cycling Safety Waterproof Battery Pack Case House Cover with DC and USB interface for CycleLights
- Material: High quality ABS Plastic, lightweight ,durable and Waterproof ;
- Easy to use, only need to load 2 or 4x 18650 batteries into the case;
- With DC interface, Output and input voltage is 8.4V, suitable for 8.4V Bike light; USB interface suitable for 4.2V Bike light; use the case you can choose any capacity 18650 batteries packed as power bank for you Cycling Bike light or charge mobile phone in emergency;

- Product parameters
- 1) Over-charge protection voltage:8.4 V;
- 2) Over-discharge protection voltage: 5 V;
- 3) Over-discharge protection current: 9 A;
- 4) Standby current: 10 uA;
- 5) USB output standard voltage: 5 V±0.2;
- 6) USB max output: 2000MA

Package includes:

- 1 x Flare Volt Battery Case (5v usb out + DC Charging in)
- 1 x Velcor Frame Strap
- 1 x Flare Volt Wall Charger 

Please always recharge your batteries when there is only One Blue indicator light on and flash if you use unprotected 18650 batteries.