Jiangsu QiSheng Cable Co., Ltd.
SkyRay King 7x is sold out, alternative here: or (These should have the genuine XM-L2 LEDs in there, a lot of fakes are being sold, so be careful)Do NOT buy XML versions, they typically come with the FAKE or counterfeit LEDs that are only good for 5W tops. The XML2 are good for 10W, or if cooled up to 20W!BELOW IS A SHOPPING LIST TO BUILD YOUR BEAST!! $12.78, you can upgrade your flashlight to a pretty good output: Plastic Bimetal 90C NC Switch – $3.85 – NCE3080KA MOSFET 10pcs – $3.17 – 15g Thermal Compound +4.8W/m-k – $3.08 – 40 x 40 x 11 mm Aluminum Heatsink – $1.18 – 22AWG Silicone Wire – $1.18 – PARTS: Copper Braid for Springs, Optional – $6.59 – Resistor Pack, Optional – $5.09 – 5mm thick Copper Sheet, alternative to heat sink – $15.56 – SEE BELOW FOR OTHER GREAT FLASHLIGHTS: The best compact thrower, with new biscotti firmware – Convoy C8 Clear XPL HI – New Silver Convoy L6 5000K is out: 6000-6500K: will also need GOOD batteries, that is essential to even the Stock SkyRay King: I recommend the LG HG2 3000mAh/20A batteries, they are rated for 20A and have a very low internal resistance, which is required for proper operation of the SkyRay King: 4 Pack $22.77: EXTREME power, but less capacity, go with the Sony VTC5 2600mAh/30A cells: 4 Pack – $18.59: recommend these good chargers: Nitecore D4: XTAR VC4: SoShine E4S: are good sources, and all my purchases from them have been successful. DO NOT BUY FROM EBAY, users have been getting fake/counterfeit items.UP-TO-DATE SLIDES FROM THE VIDEO ARE HERE: Mosfets Considered, but should no longer be used: FDD8878/NCE3080KA/09N03LA.MY TESTING: By using brand new LG 3500mAh 18650′s, rated for 10A continuous each, the SkyRay King produced a calculated 11,103 lumens, light was measured using a Extech 407026-NIST light meter through a diffusing box(so that overall light output is measured more accurately by the light meter.) I measured the lighting level(lux) and energy consumption of the light, then swapped out the power supply/energy meter to the 4 x 18650 LG 3500mAhs, and the light output went up 14.61%(86W), calculated ~11,301 lumens. Hope that helps! Please support my channel by using my affiliate links above, it’s much appreciated!
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