- Big Aluminum cooling Heat Sink.
- Dimensions: 4.8 cm x 3.6 cm x 2.85 cm
- Maximum power: 2000W
- Efficiency: More than 90%
- Working voltage: AC 220V
- Regulation voltage: AC 50V-220Vac
- High temperature FR-4 circuit board
Connect this device with lamp or home appliance in a series connection, then rotate the knob for dimming, speed, voltage,temperature control.