Bulb:COB LED+1 pcs SMD LED

Battery:3.7V 4400mAh Li-ion battery

Max output:420 lumens

2 Modes:Low-High-OFF

Run time:8 hours(low),3 hours(high)

Rechargeable time:4 hours

Impact and water resistant

Product size:60x32x190mm

Magnet in the bottom and hook in the back

Using it as flashlight , it can run 35 hours.

The max output is 30lumens.

It has a USB rechargeable port,so you can 

charge it by USB line.