6-8.4V Dual Lithium Flashlight 10W LED Drive Board 3 Modes PCB Circuit Board DIY Accessories for two 18650 or 26650 batteries

This flashlight supports 6-8.4V input for two series-connected 18650 or 26650 batteries, features an integrated one-handed switch, and has an optimized circuit design for stable performance and reduced power consumption.

• The description claims that the flashlight improves versatility and endurance with its battery configuration support.
• The description claims that the flashlight reduces power consumption and heat generation through its high-efficiency driver chip and optimized circuit design.