有沒有過UL，和GS 認證的20W的驅動器電源，參數如圖。

LEDLine EDXe 120/24 Vconverter is a control component with a voltage
output of 24 V and an output of up to 20 W for operating LED applications.
The converter is pre-assembled with a mains lead on primary side for easy connection.
The converter is electronically protected against overload, overheating and short-circuitting.
Shape: 182x42x18 mm
Weight: ? g
Mains voltage: 230/240 V
Mains frequency: 50–60 Hz
Protection against "no load" operation
Protection class II
SELV-equivalent
Degree of protection: IP20
Power factor: 0.5
Converter EDXe 120
Output: 0.1–20 W
Voltage output: 24 V ±1 V
Output current: 0.85 A
Ambient temperature ta: 0 to 45 °C
Casing temperature tc: 75 °
Connections:
prim.: mains connection cable
sec.: screw terminals 1.5 mm