Is it better to use energy-saving lamps or LED lamps? Consumers who have doubts about this problem generally do not have enough knowledge about energy-saving lamps and LED lamps. To solve this problem...
lED is a new type of flashlight. It has been introduced since the advent of white LEDs. However, due to the low brightness and high cost of white LEDs, it can be said that such products have always be...
1. Looking at the battery, there are two kinds of ordinary battery and lithium battery. Although the lithium battery is a rechargeable battery, the life is low, about 2 years, and the life of the LED ...
Can be replaced with 18650 lithium battery. The multi-rechargeable torch battery is broken, and other parts are intact. Buying batteries of the same model is hard to come by, and the life is very shor...
During the maintenance, it should be noted that the light-emitting element of this flashlight is a "light-emitting diode", which has the characteristics of emitting light, and also has the characteris...
Because the voltage of our family is 220v, the voltage setting of the charging flashlight before leaving the factory is also 220v. If we rush to charge under the condition of high voltage or reduced v...
