Description : Over - load protection , over - heating protection and short circuit protection . Isolation built - in constant voltage power supply module . Small size , high efficiency , full load aging test and low output . AC 85 - 265V wide voltage input , high and low voltage isolation , 12V 0 . 5A 6W output . Perfect for electronic hobby project , wide application , you can use it on radio , car audio , LED display , motor , cell phone , etc . Specification : - Input voltage : AC 85 - 265V - Output power : 6W - Output Voltage : DC 12V - Current output : 0 . 5A - Working efficieny : 60 - 90 % - Output voltage accuracy : 3 % - Voltage adjustment rate : 30 % - Load regulation : 30 % - Working frequency : 50 - 60HZ - Operating temperature : - 20 ~+ 80 - Modulation Mode : PWM - Connection mode : half bridge - Material : Plastic + electronic components - Size : approx . 3 . 5 x 2 . 2 x 1 . 6cm Package Includes : 1 Piece Switching Power Supply Module : Color maybe slightly different due to different monitor . The above size is measured by hand , please allow slightly difference . Thanks