... : Line regulation range: maximum ±0.5% Ripple and noise (Vpp): <1% of output voltage Adjustable range of output voltage: ± 3% Turn ... 150% of rated voltage Over current protection Insulated intensity: In-out: 1,500V/5mA, 60s In-ground: 1,500V/5mA, 60s Out-ground ... , 12V led strip and more. 120W led switching power supply with Overload Protection, High Efficiency and Low Temperature