1) Rated Input Voltage Dc12V-16v 2) Input Rated Current 10A Input Min. Current 50mA 3) Input Power 100W Efficiency >80%(TYP) 4) Output voltage: 16/18/19/20V (0~+0.6V NO LOAD) DC16-20V 5) Output voltage: 16/18/19/20V (+/-0.6V@4000mA DC LOAD) Output current: 4.0A(max) DC16-20V 4.0AMP 6) Output short circuit protection: yes 7) Ripple Noise 100mV 8) Line Regulation +/-5% 9) Load Regulation +/-5% producing area:made in China