I would like this light: http://www.aliexpress.com/item/SecurityIng-Waterproof-5-Modes-Bright-1000-Lumens-CREE-XM-L2-LED-Flashlight-Lighting-Distance-500-Meter/2054878182.html (zu finden auch under the name “FandyFire K2”) Review -> Review: FandyFire K2 1x26650 XM-L U2 Flashlight
Or a Convoy L5 with extension tube
Or the 18350/16340 Convoy S2+
Or maybe the blue Convoy S2+?