Product information Technical Details Special Feature Keychain flashlight, Lightweight, Portable, Rechargeable, Waterproof Color Black Power Source Battery Powered Light Source Type LED Material Aluminum White Brightness 180 Lumens Included Components Battery, USB A-C Charging Cable x 1, User Manual x 1 Product Dimensions 0.64"D x 0.64"W x 2.02"H Voltage 3.7 Volts Battery Cell Composition Lithium Ion Item Weight 0.05 Pounds Number of Batteries 1 Lithium Ion batteries required. (included) Water Resistance Level Waterproof Warranty Type Limited Warranty (5 years) Brand OLIGHT Brightness 180 Lumen Battery Description Lithium-Ion Style Standard Finish Type Matte Mounting Type Keychain Recommended Uses For Product Everyday carry, Outdoors, Hiking, Camping, Home Use, Travel Manufacturer OLIGHT Light Output Maximum 180 Lumens Part Number O-I1R2PRO-BK#US-FBA Item Weight 0.8 ounces Item model number O-I1R2PRO-BK#US-FBA Batteries 1 Lithium Ion batteries required. (included) Item Package Quantity 1 Shape Compact/Keychain-style Finish types Matte Number of Lights 1 Specific Uses Flashlight Special Features Keychain flashlight, Lightweight, Portable, Rechargeable, Waterproof Shade Material Aluminum Batteries Included? Yes Batteries Required? Yes