Sofirn SD06 Flashlight 3200lm SFT70 Powerful 21700 Underwater Diving Lantern Range 472m Deep Scuba Torch IP68 Waterproof

Specifications: 1.Emitter: High-powered LED*1 2.Battery Option: 1×21700 battery 3.Working Voltage: 3.0V-4.2V 4.Mode Operation: side E-switch 5.Material: AL6061-T6 aluminium alloy 6.Water Resistance: IP68 waterproof 7.Size: 36mm ( head diameter) *134mm (length) 8.Weight: 126g(without battery) 9.Reverse polarity protection from improper battery installation. 10.Advanced Temperature Regulation (ATR) technology: In Medium or High mode, the flashlight heats up easily. To prevent over-heating, SD06 automatically reduces the current output when the temperature reaches 55 degrees. 11.Low Voltage Warning: The SD06 automatically drops to a lower brightness level when the battery voltage is lower than 3.0V. When it drops to Low mode, the main light flashes twice one minute apart, indicating that the remaining battery power is poor. Please get it replaced in time! General Operation