HP 15-f300 User Guide - Page 67

12 Specifications Input power The power information in this section may be helpful if you plan to travel internationally with the computer. The computer operates on DC power, which can be supplied by an AC or a DC power source. The AC power source must be rated at 100-240 V, 50-60 Hz. Although the computer can be powered from a standalone DC power source, it should be powered only with an AC adapter or a DC power source that is supplied and approved by HP for use with this computer. The computer can operate on DC power within the following specifications. Operating voltage and current varies by platform. The voltage and current for your computer is located on the regulatory label. Input power Operating voltage and current DC plug of external HP power supply Rating 19.5 V dc @ 2.31 A - 45 W 19.5 V dc @ 3.33 A - 65 W 19.5 V dc @ 4.62 A - 90 W 19.5 V dc @ 6.15 A - 120 W 19.5 V dc @ 7.69 A - 150 W NOTE: This product is designed for IT power systems in Norway with phase-to-phase voltage not exceeding 240 V rms. Operating environment Factor Temperature Operating Nonoperating Relative humidity (noncondensing) Operating Nonoperating Maximum altitude (unpressurized) Operating Nonoperating Metric 5°C to 35°C -20°C to 60°C 10% to 90% 5% to 95% -15 m to 3,048 m -15 m to 12,192 m U.S. 41°F to 95°F -4°F to 140°F 10% to 90% 5% to 95% -50 ft to 10,000 ft -50 ft to 40,000 ft Input power 57