Usage: Emergency Power Source: Rechargeable Battery Lighting Period (h): 5 Certification: ce, RoHS IP Rating: Ip44 Lamp Body Material: Aluminum alloy Warranty(Year): 1 Light Source: LED Lamp Power(W): 3 Lamp Luminous Flux(lm): 100 Luminous Efficacy(lm/w): 30 Product name: Mini USB Rechargeable Flashlight Material: Aluminum Alloy Size: 9.2*2.1*2.1cm Weight: 38g Brightness: 100lumen Battery: 1*14500lithium battery Mode: XPE high-low-COB high-COB strobe Switch: Tail Switch Charging type: USB charging