SecurityIng&reg; Waterproof 1000LM XM-L2 LED Flashlight 3 Modes Bright Lighting Torch Multifunctional Charging Flashlight Black Color LED Torch Lamp with USB Input/Output Interface & Rechargeable Function (No Battery) With 1x Cree XM-L2 LED, it's lumen is up to 1000LM and can work for 100,000 hours. With the USB input / output interface,you can charge the torch or use it as a mobile power source. Wave shape head design, it can be an attacking tool when you are in danger. 3 working modes and Waterproof design, suitable for daily carried, camping, hiking, riding and etc. With 1x 18650 lithium battery with protection board, it can work continuously for 120 minutes.