The Cyclops Utility Light LED with Rechargeable Lithium Ion Battery is a rechargeable 7 Watt COB LED with 500 lumen power and a 3 Watt COB LED with 180 Lumen power, powered by 3.7v 750mAh rechargeable li-ion battery. Features Durable rubberized housing Soft Touch Power Button Adjustable magnetic bracket stand Convenient magnetic pen clip