Charge when you are running out of electricity, do not run out of electricity before charging, please stay in the small amount of electricity and then charge.
If it is not used for a long time, it can be charged once in a while, and it must be kept in a wet place on the ground.
If you need to replace the light source (light tube), be sure to refer to the specified parameters of the LED charging lamp assembly, and do not change the structure.
The surrounding of the LED charging table lamp can not be water, dust and impurities, if found in time to clean up. Try not to switch again and again when using LED lamps, which will greatly shorten the service life of LED lighting.
It can be recharged with a built-in rechargeable battery. Plug in 220V AC, and you're done. It's marked on the lamp. Maximum charge is a few hours.