Soonfire J1 LED Flashlight: CREE XPE LED Low price 3W,Rechargeable Lithium Battery and Bright Start Technology Impact resistant to 1.5 meters Body: cnc milled aluminium aircraft alloy hard anodized Battery: 1x18650 Panasonic 3400mAh unprotected (could be used any protected and unprotected 18650, battery container is openable and has got protection circuit) Tactical tailcap high mode,Ergonomic grip with anti-roll design CREE New XP-G2 LED with 50 000 hours life span,460 lumens(ANSI FL-1 standard)