Single 10W SMD LED produces extremely bright, white light with an output of 720 lumens and a working range up to 200m. Focus type can be changed from spotlight to wide area by a twist action of the head. Lightweight aluminium housing. Two power options, full power and 30% energy saving mode. Powered by a rechargeable 3.7V 2Ah lithium-ion battery. Supplied with micro USB charging lead.