Product information Technical Details Color Orange Power Source Battery Powered Light Source Type LED Material Aluminum White Brightness 180 Lumens Included Components Flashlights Product Dimensions 0.64"D x 0.64"W x 2.02"H Battery Cell Composition Lithium Ion Item Weight 0.04 Kilograms Number of Batteries 1 Lithium Ion batteries required. (included) Water Resistance Level Not Water Resistant Brand OLIGHT Brightness 180 lumen Battery Description Lithium-Ion Style Standard Manufacturer OLIGHT Light Output Maximum 180 Lumens Part Number O-I1R2PRO-OG-300000 Item Weight 1.44 ounces Item model number O-I1R2PRO-OG-300000 Batteries 1 Lithium Ion batteries required. (included) Item Package Quantity 1 Shape Keychain Number of Lights 1 Batteries Included? Yes Batteries Required? Yes Bulb Features CSP LED with TIR optic lens, dual output modes (5/180 lumens), twist control Beam angle 20 Degrees