Details: • Digital Voltage and Current meters built in • Voltage resolution: 2.5% of display reading; 2.5% of Current • Resolution: display reading • Output Voltage : 0- 18V @ 3A • Output Current :0-3 A • Input Voltage: 110V/60Hz.( Special order for 220V/50Hz) • Constant voltage/ Constant Current • Voltage and Current adjustment • Power effect: CV<0.01%+1mV, CC<0.2% + 1mA • Overload effect: CV<0.01% +3mV, CC<0.2% +3mA • Waves and noises: CV<0.5mV r.m.s, CC 3mA, R.M.S • Protection: High current limited • Ripple & Noise: <1mV rms • Back light for low light use • Environmental : 0 - 102 F ( 0 -40 C), relative humidity: <90% • 2 years warranty • Size: (mm) 230 X 160 X 95 (inches) 9X6.8x3.7 • Weight: (Lbs) 10