Features: 100% Brand new and high quality This power source for the isolation industrial-grade module power supply, temperature protection, over current protection and short circuit protection, high and low voltage isolation AC85 ~ 265 v wide voltage input, ac/dc current , 431 precision voltage stability DC5V output Small size, stable performance, cost-effective Specifications: Condition: brand new Quantity: 1pc Input voltage: AC 85 ~ 265 v 50/60 hz or DC 100~ 370 v Imput current: 0.0273A(AC110V) 0.014A(AC220V) Input Inrush Current: 20A Output voltage: DC 5V (+ / - 0.2 V) Output current 700 mA Power 3.5 W Operating temperature -20~60 Relative humidity 40-90%RH Output 5V, min current 0a, max current 700mA, peak current: 800mA, output range: 4.8~5.2v, ripple wave: 60mV Output power:0-4W(DC current) Output efficiency: 80% Switch machine overshoot: MAX 10% Output voltage rise time: MAX 100MS Output over voltage: 4.8-5.2V, recovery:Lock, restart after recovery Output over power protection:YES ,recovery:Lock, restart after recovery Short-circuit protection: YES, automatic recovery after problem solved Temperature protection: YES,recovery:Lock, restart after recovery Overcurrent protection: YES,recovery:Lock, restart after recovery Package includes: 1 x Power Supply Buck Converter Step Down Module