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FAQ

How to judge the quality of the flashlight lamp?
The flashlight is used LED lamp, flashlight lamp general judgement is good or bad, the first is: the average person is distinguished by brand.
Flashlight charging circuit modified LED driver
When charging, the LED circuit is best to be disconnected, or the LED will burn easily. The maximum current estimate of LED is 60mA
LED LENSER flashlight, okay?
Advantage1, led long service life, generally can reach more than 5~10 hours, compared to the traditional tungsten filament lamp life 5~10 times higher.2, cold light, low heat, will not damage the lamp holder, high safety.3, fast reaction, collision resistance, good weather resistance, small size, easy to small, lightweight.4, power saving, energy saving, low power consumption, green environmental protection material.5, the speed is fast, as long as 1US (microsecond), do not have to warm the lamp can improve safety.6 、 low voltage drive (voltage is 1.8~4.0V) safe.
The LED flashlight battery is a little bit. Why is it very low?
Please check the battery voltage, if the battery resistance is too large, there will be open circuit, measuring voltage is normal, once the access to LED, the voltage will drop rapidly, resulting in LED brightness is not enough.
What's the difference between a LED flashlight and an ordinary light bulb flashlight?
The biggest difference is the light source.The LED flashlight uses a LED led, an ordinary light bulb, and an incandescent light bulb for flashlights.
Just bought the small sun, LED flashlight, why the battery charge does not go in, charging, charger lights are not lit, regardless of the green light or red light is not bright
Reject the goods and return them directly.
How much is the price of the SF007 LED explosion-proof flashlight on the high beam?
The market price is 447 yuan, the cost is about 40 yuan, and the battery is about 8 yuan. The service life is not ideal. If the switch is rotary, it is easy to oxidize inside.
What are the disadvantages of a LED flashlight?
The wolf flashlight with Aluminum Alloy solid material, copper lamp, heat resistance. Also, the price of the flashlight is higher than that of the ordinary flashlight purchased.