... : maximum ±0.5% Ripple and noise (Vpp): <1% of output voltage Adjustable range of output voltage: ± ... Insulated intensity: In-out: 1,500V/5mA, 60s In-ground: 1,500V/5mA, 60s Out-ground ... 235g EMC: EN55022, GB3954Easeking 120W led switching power supply are special in manufacturing the led sign, ... and more. 120W led switching power supply with Overload Protection, High Efficiency and Low Temperature