All Sykes-Pickavant Advanced Lighting Systems include a 2 year warranty!Patent pending Small and sturdy; designed for professional users Aviation aluminum-alloy housing Ultra light weight, compact design Anti-corrosion and good heat dissipation High Efficiency COB LED Front COB LED provides 150/75lm brightness 100lm top high power LED lamp can be used as a flashlight for narrow work areas Multi-functional Design Metal clip at back for easy carrying Lights will flash as a low power warning prior to the battery running out Brightness Memory Function Setting is recorded after 5 seconds of activation Recorded setting is recalled next time the device is activated Technical Specifications High efficiency COB LED High power LED Top high power LED: 100 lumen Front COB LED: 75/150 lumen 2h operating time 2-3h charging time 3.7V 750mAh Li-poly battery 50g 16.5 x 18.8 x 164m