2163-21 Milwaukee REDLITHIUM™ USB Headlamp, 400 Lumens, 9-Hour Runtime

2163-21 Milwaukee REDLITHIUM™ USB Headlamp, 400 Lumens, 9-Hour Runtime

The Milwaukee REDLITHIUM™ USB Rechargeable Hard Hat Light delivers HIGH OUTPUT™ lighting that stays brighter for longer. This light is 20% lighter, brighter, and provides longer runtime.

Featuring a lightweight and compact design, it delivers up to 600 lumens of TRUEVIEW™ High-Definition output with hybrid, flood, and spot modes. The light easily detaches from the mount for convenient charging and for use in hard-to-reach areas.

Users can optimize light positioning with 180 degrees of articulation and five different output modes. The light is IP54 rated for dust and weather resistance and is impact-resistant up to 2 meters, making it ideal for tough jobsite conditions.

The REDLITHIUM™ USB battery can be recharged inside the light via USB-C, or swapped with additional REDLITHIUM™ USB batteries for virtually zero downtime.

The REDLITHIUM™ USB Rechargeable Hard Hat Light is backed by a limited lifetime warranty.

• Output Modes

  • Hybrid: 600 lumens – 5 hours

  • High Flood: 400 lumens – 9 hours

  • Low Flood: 100 lumens – 20 hours

  • High Spot: 400 lumens – 9 hours

  • Low Spot: 100 lumens – 20 hours

  Durability & Protection

  • 6 ft drop-rated and IP54 rated: water- and dust-resistant

  • Detachable design for task use and easy charging

  Charging & Battery Performance

  • 50% charge in under 30 minutes

  • 80% charge in under 1 hour

  • Full charge in 2 hours for the REDLITHIUM™ USB battery

  • Battery fuel gauge button indicates charge status

  Design & Accessories

  • 4 hard-hat clips and rubber grip for secure helmet mounting

  • 2 ft heavy-duty USB-C charging cable

  Warranty

  • Limited lifetime warranty on the light

  • 2-year warranty on the REDLITHIUM™ USB battery

  Technology Advantage

  Lights powered by REDLITHIUM™ USB stay brighter for longer, charge 2× faster, and provide extended runtime with a removable and interchangeable battery, delivering maximum productivity on the jobsite from Milwaukee.