Bulb: COB LED +1PCS SAMSUNG LED

Battery: 3 x AAA

Function: 100%-30%-1W-XPG LED

Maxoutput: 

280 lm (COB) , 50 lm (Samsung LED) ,170 lm( CREE XPG LED)

Run time: 

1.5 hours (COB) , 15 hours (Samsung LED) ,3.5 hours (CREE XPG LED)

Beam distance: 23 meters 

Water proof : IPX4

Product size: Φ35X329.5mm

N.W.:210 g (including battery)