Highlights:

It carries batteries directly in the case and serves the headlight and charge something USB;with rubber protection prevent scratching the bike.

It works for 8.4 V headlight and for USB equipment (cell phone, GPS, headlamp)

Perfect to reuse batteries of other arrangements of compounds or laptop battery.

The battery case is made firmly,the lid with a waterproofing, can be used as a power bank for a phone, or as a battery for a bicycle lamp. Charging slot for pcs. 5.5 * 2.1. The button on the case turns on the power supply to the USB socket.


Description:

100% brand new and high quality

Can be packed into 4x18650 lithium batteries and combined them to bicycle lights powered

Output voltage: 8.4V, Input voltage: 8.4V

Standard 5.5DC Interface (Case diameter 0.95cm, 0.5cm diameter within the interface)

Cable: 60cm (it has the USB cable )

Can put 4x18650 batteries in to power bicycle lights

Application Load 4x 18650 batteries (Batteries do not include)

Package include:

1x battery pack cover (batteries and chager do not include)