... modulation (pwm) technique to regulate its output voltage 3) With the functions of overload, overheat and short-circuit protections ... selected by rotary switch 5) Compatible with many manufacturers models, including Averatec, IBM, SONY, DELL, HP, APPLE, NEC, TOSHIBA, COMPAQ, FUJITSU ... : "1) one AC power cord which fit for your country2) one PC DC faucet for Car smoking and DC faucet for Plane3) 8 tips ...