Main Improvement pointsfrom Gen1:More brightness and throwMore compact sizeEnhanced heat dissipation structure with deeper fins and thicker headGet rid of the battery carrier designUtilized new switch button , no swith ledsVersion type:12x Nichia 219B SW45K R9080 High CRI Emitters12x SST20 4000KFD2NW12x SST20 2700K JA3 CRI9512x SST20 6500K CWL410000lumens40 000 cd12x SST20 5000K NW L4 10000lumens40 000 cd12x XPL HI V3 5000K 14000lumens 55 000 cd12 xXPL HI V3 6500K 14000lumens 55 000 cd12 x Osram15WW26P6500K10000lumens100 000 cd Product Description:Made of7075 aluminum alloyBody color: Black colorHAIII Anodising Surface FinishStainless Steel bezel;Max Brightness: 7000~18000 LumensMax Throw distance:200~800 metersBattery: 3x1865015 degree angleTRI lens45 degree beed surface TRI lens (included)98% AR coating glass lensDigital current regulation on lower brightnessIPX8 waterproof , underwater 2 metersFireflies-like Aux light--Blue +Ice blue + Fresh GreenSize: 105mm x 50mm x 46mm bodyNet Weight: 290 gramIncluded Accessories: 45 degree beed flood TIR Optics lens ; D-ring Tripod Screw ; O rings ; hand strap ; Flashlight holster ; Gift boxOptional Accessories: Stainless Steel tail cap ; Light diffuser for ROT66 ; Extra Coated Glass lensHow to operate the light?ROT66usesfree softwaredistributed under the terms of the GNU Public License version 3ROT66 Anduril codefromtoykeeper/flashlight-firmware