Lenovo 42T4421 power adapter/inverter Indoor 65 W Black

The Lenovo 42T4421 power adapter is a compact 65 W AC adapter for laptop charging designed for indoor use. It accepts a wide input voltage range of 100–240 V, providing compatibility with standard mains power worldwide. The adapter has a black housing and a lightweight form factor that makes it convenient to carry between home and office while delivering stable power to compatible Lenovo laptops.

Advantages

The adapter combines a small physical footprint with a rated output power of 65 W, enabling reliable charging and power delivery for everyday mobile computing. Wide input voltage support reduces the need for additional transformers when traveling. The black finish and modest design integrate unobtrusively with typical laptop setups, and the unit’s construction prioritizes stable voltage and current to protect connected devices during normal operation.

Suitable for

• Charging compatible Lenovo laptops and mobile workstations requiring up to 65 W
• Home and office use where a compact, lightweight adapter is needed
• Travel between locations with 100–240 V mains supply

Key specifications

• Rated output power: 65 W
• Input voltage range: 100–240 V AC
• Colour: Black
• Form factor: Compact, lightweight external adapter

How to use

Connect the adapter to a compatible laptop power input and plug the mains lead into a suitable 100–240 V AC outlet. Ensure the connector fits securely in the laptop’s power port and that the adapter’s indicator (if present) shows power. Use the adapter on a flat, stable surface and avoid covering it while in use to allow heat dissipation. Disconnect the mains supply before unplugging the adapter from the laptop when not needed.

Recommendations

Use the adapter with devices that match the manufacturer’s power requirements, avoid exposing it to liquids or extreme temperatures, and check connectors periodically for wear. For prolonged storage, keep the adapter in a dry place and remove it from mains power to preserve its lifespan.