Model Number:L6 Focal Length:Non-adjustable Light Source:LED Bulbs Wattage:40W Body Material:Aluminum Alloy Certification:NONE Zoom:No Model of LED Beads:XHP70 Waterproof:Yes Lumen:3800 Support Dimmer:5-8 files Lighting Distance:200-500 m Origin:Mainland China OP = orange peel reflector SMO = smooth reflector Notice that Convoy L6 must run on 2pcs protected 26650 batteries which can w ithstand more than 6A current.I recommend protected keeppower 26650 5200mAH battery. (length of battery can not be more than 70mm . Pls use new version protected keeppower 26650,its length is 69mm) Notice that never turn on the turbo mode all the time ,otherwise the temperature of flashlight can be up to 80-90 centigrade,you may be scalded!!! [Specification] Host : Blac k / integrated head Mode: 1%-10%-40%-100%, (Double click side switch ----> strobe) Switch: 125V 10A forward switch in tail controls on/off, side switch controls the mode Reflector: OP/SMO  & Aluminum Alloy, maximum diameter 67.8mm, hight 48.2mm LED: CREE XHP70.2  XHP70.3 soldered on 20mm copper plate, Flux: XHP70.2 4300LM, XHP70.3 HI 5200LM, SST70 3500LM Outpur current: XHP70.2 / SST70 5A, XHP70.3 HI 8A Waterproof level: IPX6 Battery : include 2pcs liitokala 26650 5000mAh batteries or 2pcs keeppower 26650 5500mAh batteries Head diameter: 75mm Outer d iameter of battery tube : 35mm Inner diameter of the battery tube : 27mm Flashlight length: 255mm Light weight: 550g Packaging weight: 761g (battery not included)