Greatlite 32827 Pro 500 Lumen Rechargeable Flashlight and 450 Lumen Ultra Slim Inspection Light Max. Runtime for Both Lights: 3.5 Hours Impact Resistant: 1 Meter Charge Time: 5 Hours 5 Light Modes: 100%, 50%, 25%, Strobe and S.O.S. Charging Light Indicator Turns On When Less than 10% of Battery Power Remains