led solar flood light WS 550-5WX2

There are built in batteries.

Initially they need to be charged for about 2 days under proper sunlight.

They will automatically switch on by the dusk.

Switch off automatically at the dawn.

They usually illuminate at 20%.

When there is a movement, it will illuminate at 100% by the installed PIR sensor.

Some can be programmed to switched of 6 hourly or 8 hourlies.