High-quality 3 x CREE T6 LED chips, as bright as a spotlight. 4 switch modes to get different brightness: 1 x T6, 2 x T6, 3 x T6, and 3 x T6 strobe. The headlight can be adjusted around 90 degrees. Durable aluminum alloy crust, abrasion resistance. With a charging interface on the battery holder, much more convenient for charging. With adjustable and elastic headband for conveniently putting on or taking off. The red indicator light on the battery holder plays a good warning role in night walking or cycling! Specifications: LED type CREE XM-L T6 Lumen 4000Lm Material Aluminium alloy Power supply 1 or 2 x 18650 (not included) Charger input AC 100-240V Switch type Single-button (On, off and mode select) Item size 5.7 x 8.4cm / 2.2 x 3.3in (LxW) Item weight Approx. 210g Package size 11.5 x 11 x 9.5cm / 4.5 x 4.3 x 3.7in Package weight Approx. 290g The idea for indoor and outdoor emergency lighting occasions. Such as home, office, car, camping, hiking, riding, hunting, fishing etc. What's in the box 1 x Piece Headlamp 2 x Piece 18650 Rechargeable Battery 1 x Piece Charger