Powerful rechargeable LED head and flashlight, with a maximum output of 2700 lumens, making them extremely suitable for use in industry. the lamp can also be used hands-free, by means of a metal pocket clip. There is also a built-in magnet on the back to secure them to a metal surface. The lamp can be rotated 180° to easily set the desired angle. Easy to operate, even with gloves. Comes with micro USB cable to charge the 21700 Li-Ion battery at 4000 mAh, battery holder, lamp holder, headband, spare O-ring, pocket clip and a lanyard. Can also be charged with 2 CR123A batteries.