Replacement B22 4000mAh Lithium Battery For 18V 21.6V And 22V Cordless Drills, Drivers, Hammers, Power Tools, Pro Grade Beast-Mode 800 Cycle Capacity, High Performance Tool Battery

Replacement 21.6V 4000mAh Battery (1-Pack) for Cordless Tools
✔️ 21.6V, 4000mAh lithium battery, 800-cycle life, 1 pack

This replacement battery is designed to power cordless drills, drivers, and hammers across 18V, 21.6V, and 22V tool lines. It’s a reliable upgrade or backup option to keep job sites moving without downtime.

✅ Battery Type: Lithium
✅ Voltage: 21.6V
✅ Capacity: 4000mAh
✅ Cycle times: 800 cycles
✅ Condition: 100% Brand New
✅ Packaging: 1 battery
✅ Compatible Models: Hilti 18V, 21.6V, 22V cordless tools (drills, drivers, hammers)

💡 What is a replacement 21.6V lithium battery used for in cordless tools and how does it boost performance?

This handy battery keeps your tools ready for longer and reduces downtime by delivering consistent power across job tasks.

- Longer runtime with 4000mAh
- Up to 800 cycles for long life
- CE, FCC, RoHS safety certified
- Easy swap for maintenance or backups