The magnetron is powered by three LR44 button batteries.

Usually 1 or 2 leds are used. The current consumption is around 20mA.

It usually lasts about a year. It can be used for about 5 hours if continuously lit.

Used for cabinet and other dark areas of automatic lighting.

Turn it on and it will light up automatically.

On the right is a magnetic strip.

The magnetic strip can control the light to be on or off, that is, when the magnetic strip is separated from the main engine, the light will be on, and when it is close to the main engine, the light will be off.

There is also a host with a switch can be used when the power off.

4.5 v 3 AG13 button batteries

1 A LED lights