Nitecore MT06 165 Lumens Cree XQ-E R2 Brightest Penlight LED Flashlight - use 2x AAA with Lumen Tactical Keychain Light Max 165 lumens super bright penlight featuring latest Cree XQ-E LED Compact and lightweight - less than 1 oz weight (excluding battery) Use two commonly available AAA batteries Strong stainless steel clip and reliable reverse rear endcap switch Also include a 25 Lumens Lumen Tactical key chain flashlight momentary on/off switch)