-
Telephone lights... Power saving.
-
Then use an oil lamp, or an emergency light with a battery.
-
A flashlight or a night light with a dry battery.
-
Or use a light-emitting diode desk lamp plugged into a telephone line.
They all use small table lamps with batteries.
If the product sold is good, you can earn the first money. But copying can be serious, that is, if your product sells well. Soon, a large number of people followed the trend and bought the goods. So you have to keep digging for new products.
Rainbow, the chrysanthemum brand is good, close the doors and windows, you can manage all night. It would be nice to also have low-pollution rainbow mosquito coils (for pregnant women and children).
It can be caused by capacitive discharge in the LED power supply. >>>More