2 set Card with Power Switch:1 set 30A & 1 set 40A Magnetic key Working voltage :220V 50Hz-60Hz Operating temperature: -20-50 degree Celsius Application: 1.Hotels, villas, residential and other indoor places. 2.They can act as the total electrical power control. They are the Perfect choice for new construction. coloe:white & White+blue white Card: Load power:6600W (30A) Delay time: on-off type, without delay Size: 86 x 86 x 37mm White+blue Card: Load power:Within 8500W (40A) Delay time: on-off type, 30s Delay size:86 x 86mm material: ABS Package Contents: 6 x Card 2 x Power Switch Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.