It is a tough waterproof headlamp constructed with high quality plastic and aluminum alloy and it only weighs 1.44 oz (without battery).. These modes allow the user to select the best compromise between brightness and runtime for any given task. Fenix TK45 "Mini Gun" Variable Output Tactical 3 LED Flashlight, 760 Max Lumens Fenix E05 (R3) Purple Keychain LED Flashlight, 27 Lumens fenix ld10 / e05 led flashlight gift set Fenix E01 Mini LED Keychain Flashlight, Blue, 10 Lumens Fenix TA20 Variable Output Tactical LED Flashlight, 225 Max Lumens Fenix E01 Mini LED Keychain Flashlight, Gold, fenix e01 mini led keychain flashlight, purple, 10 lumens 10 Lumens Fenix E01 Mini LED Keychain Flashlight, Olive (gray), 10 Lumens The Fenix LD01 R4 (Black) is extremely small, not much bigger than the AAA cell it uses. Powered Fenix LD20 (R5) Variable fenix ld01 / e01 keychain led flashlight combo set Output LED Flashlight, 180 Max Lumens Fenix TK41 Variable Output Tactical LED Flashlight, 800 Max Lumens Fenix E01 Mini LED Keychain Flashlight, Purple, 10 Lumens. It has three modes (medium, low and high). The Fenix LD01 Fenix E01 Mini LED Keychain Flashlight, Black, 10 Lumens Fenix TK60 Variable Output LED Flashlight, Strobing, fenix tk45 "mini gun" variable output tactical 3 led flashlight, 760 max lumens 800 Max Lumens Fenix PD32 Variable Output LED Flashlight, Strobing, 315 Max Lumens The Fenix Flashlight HL21 LED Headlamp (Yellow) is for people who need a bright and reliable hands free light.