1; design PWM, make sure the stability and efficiency of the power supply.
2;anti blocking, passed less than 20mv emf wave.
3; the efficiency of about 80 percen below 25 degrees, exotherm
4; protection against over-voltage, short circuit, overload protection
5, the output voltage is stable power supply for lighting, led to a long life reducing decay and led light.
6; Input voltage:AC110V/AC220V .
Output voltage: DC12V
Output power: 200W
Output current: 16.5A
7; CE and RoHS certification
8; work tempreture: 25 to 45 degrees.

1 x Power Supply:
Primary Voltage: 220V,110V
Secondary Voltage: DC 12V
0.370
Package weight: 0.414 kg
Product size (L x W x H): 20.00 x 6.00 x 4.00 cm / 7.87 x 2.36 x 1.57 inches
Package size (L x W x H): 21.00 x 6.60 x 4.60 cm / 8.27 x 2.6 x 1.81 inches
Package Contents: 1 x Power Supply Converter