G700 Led Flashlight Cree

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FAQ

What about the high brightness of a flashlight? Bull LED? Or single head high power LED? That kind?

Agree with the 1 floor. However, small power, that is, long LED brightness unit is generally MCD, high power brightness unit is generally used lumen (LM). LM and MCD cannot be converted. Because LM is the unit of total luminous quantity, MCD is the brightness unit of a certain luminous surface, just like the total decoration after buying a house and the relation of the charge of the floor tile.

Now most LED flashlights are using resistance to drop voltage charging, waste a lot of energy, why manufacturers like to use?

When you turn on the flashlight, you see the simple circuit, and the general mobile phone has an external charger. They did notThat is to say, use 230V to direct decompression.

What type of battery 5 has the longest time in a LED flashlight?

AA battery flashlight outstanding is small and portable and battery easy to obtain, but if the ratio of luminance and life or 18650 lithium is king, if you use a AA battery flashlight with rechargeable batteries will be much better than the disposable alkaline batteries, disposable alkaline battery nominal capacity of how much, but behind the resistanceincreases drop too fast, can put out the capacity can reach half! Rechargeable battery internal resistance is relatively small, you can relatively large current discharge, it is recommended SANYO eneloop rechargeable battery, you will be satisfied

Troubleshooting of LED flashlight

Lead acid battery damage, can not charge and discharge, showing plug in order to use

Led flashlight what brand is good?

The SUREFIRE (from 1969, the world famous brand, tactical flashlight manufacturers, industry leading enterprises, brand influence, the United States Shenhuo limited liability company)

What's the reason for the LED flashlight on?

Unlike a short circuit, it could be a drive board problem. You'd better change it to the seller. The drive board doesn't deserve it

Led what's in the battery in the mini rechargeable flashlight?

You should say is that kind of cheap long LED flashlight, home type is usually lead-acid battery, specific parameters you can Baidu.

Can the lead-acid battery of LED flashlight be replaced by mobile phone lithium battery?

There is no need to consider lithium battery over, because the lithium battery over voltage is 2.6 volts, while the LED voltage will reach 3 volts, the brightness has been very weak, this time, in addition to fool, I do not see anyone will continue to use it.