Bulb: COB LED

Battery: 1 x 18650

Function: 100%-30%-1W

Maxoutput: 300 lm (COB) , 50 lm (Samsung LED)

Run time: 2.5 hours (COB) , 24 hours (Samsung LED)

Beam distance: 20 meters 

Water proof : IPX4

Product size: Φ35XΦ28.5X 332 MM

N.W.:177 g (Excluded battery)

When the power is low , the green LED is turned to red.

Constant Current Circuit design.

Adjust the COB angle ,if you need. rotating 180°;