Features: Step Down Module Condition: New With 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 DC12V output Specifications: Input voltage: AC 85 ~ 265 v 50/60 hz or DC 100~ 370 v Input current: 0.0273A(AC110V) 0.014A(AC220V) Input Inrush Current: 20A Output voltage: DC 12V (+ / - 0.2 V) Output current 500 mA Operating temperature -20~60Deg.C Relative humidity 40-90%RH Output 12V min current 0a max current 500mA peak current: 600mA output range:11.80~12.1V ripple wave: 150mV Output power:0-6W(DC current) Output efficiency: 80% Switch machine overshoot: MAX 10% Output voltage rise time: MAX 100MS Output over voltage: 11.8-12.1V 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: YESrecovery:Lock restart after recovery Overcurrent protection: YESrecovery:Lock restart after recovery Size: 3 x 2 x1.8cm Package includes: 1 * Step Down Module