How to buy high-power LED Torch (1)

1. Number of Head spectacle to be moderate. Household generally not more than 12, use the battery in 2 to 3 as well, and then a little bit bigger waves, for other special needs may need ourselves. Of course, the general power Hight Power LED torch can not reach the number 12.
2. Look Welding Welding to prison. Each diode is connected to the circuit board by soldering, and if there is exposure to cold solder joint is not good, there is no light bulb may cause or affect the overall use.
3. Watch batteries and lithium batteries are both ordinary, although for the rechargeable lithium battery, but the low life, about 2 years, LED Troch life span of about 10 years, according to the actual situation to choose.
4. See brightness, good brightness LED torch with high, slow decay.