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How to buy High Power Led Flashlight

July 02, 2020

one look at the bulb

the bulb

1, number spectacle, the first number to be moderate. Household generally not more than 12, use the battery in Section 2-3 is good, and then a bit big waste for other special needs you may need to set ourselves. Of course, high-power Hight Power LED Flashlight generally can not reach the number of 12's.
2, see brightness, high brightness LED flashlight good, slow decay.
3, see the light bulb, in the case of extinguishing the naked eye it is difficult to distinguish between good and bad, you can see the consistency in the bulb lit situations.

4, see the iris, a good LED flashlight a uniform circular aperture, LED flashlight spot the difference into uneven distribution of yellow and blue. Bulb condenser side try to focus a little. Unlike ordinary flashlight This flashlight can adjust the focus, the purchase should be careful not to have astigmatism.


Two internal structure

LED flashlight

1, see welding, soldering to prison. Each diode is connected to the circuit board by soldering, if Weld a bad contact, it may cause bulb does not light or affect the overall use.

2, look at the battery, there are two kinds of ordinary batteries and lithium, although lithium is a rechargeable battery, but the low life, about 2 years, LED life of about 10 years, can be selected according to the actual situation.


Three external structure
flashlight
1, see the water, a good LED flashlight with waterproof function, seismic performance, namely ruggedness. Because it is electronic products, flashlights front there is a board, once the water prone to short circuit, causing damage.
2, look at the appearance, you can choose aluminum shell, beautiful and generous.
3, see the appearance, with the situation according to the specific use and purpose, select the corresponding dimensions of moderate size flashlight.
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Author:

Mr. Daniel Chen

Phone/WhatsApp:

8618667873006

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