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Hi Can this Max 3.9v & 1000mAh 338 Lumen XR-E Led use 2 RCR123 3.7V Li-ion with 800mAh Battery to drive it?
Is that will boost to 350 Lumen? 2 RCR123 3.7V Li-ion with 800mAh will have Total Power is 5.92Watt/ XR-E Led. Can that be done to Max it.
JohnJ512 9 months ago
Good view of the Cree Drop-In
andyw513 2 years ago