This simple countertop unit uses wide spectrum light from 20 LEDs: 8 red, 4 blue, and 8 white. The colour temperature output is 4000K. This combination provides the ideal light for orchids, cacti, baby leaf vegetables, herbs, and any other houseplants. The kit includes a 3.94' USB recharge cable and a touch sensitive power switch. It looks great on a bookcase or in the corner of a kitchen, adding a touch of greenery to nearly any room.