Christmas lights 500 cold white LEDs with switch for outdoor 50 m

Christmas lights 500 cold white LEDs with switch for outdoor 50 m. Christmas lights for indoor and outdoor decoration with 500 LEDs, cold white, with switch, 8 light shows and transformer included. Delivered in a reusable plastic box.
TECHNICAL DETAILS:
Number of lights: 500 non-replaceable LEDs
Lights colour: cold white
Cable colour: white
Chain length: 50 m
Cable length: 4 m
Use: indoor and outdoor
Programmable: YES
Primary voltage: 220-240V 50Hz 7W
Secondary voltage: 31V DC 7,2W
LED: 3,2V 0,02A 0,064W.