This is a user manual, which introduces the use and precautions of HQ7742, HQ7740 razors
This manual introduces the Philips HQ7742/HQ7740 electric shaver, describing the two NIVEA FOR MEN cartridge types, safety warnings, and the required power plug and charging stand. It explains how to charge the shaver, battery‑low indicators, and the operating temperature range.
Detailed sections cover cartridge insertion, replacement, and storage, as well as shaving operation, trimmer attachment, cleaning procedures, and troubleshooting steps. Warranty, service and disposal information are also provided.
| Cordless shaving time | up to 45 minutes |
|---|---|
| Charging time | approx. 8 hours |
| Battery voltage | < 24 V |
| Operating temperature | 5 °C – 35 °C |
| Water resistance | watertight, safe for shower use |
A full charge takes approximately 8 hours.
A fully charged shaver provides up to 45 minutes of cordless shaving time.
Yes, the shaver is watertight and can be safely used in the bath or shower.
Press the release button, open the cartridge compartment cover, remove the empty cartridge, insert the pump into a new cartridge until it clicks, then slide it into the shaver.