Rechargeable lithium 21700 battery XTAR 21700-6000 3.6V 6000mAh, Ø 21 mm × 74.3 mm, single cell

Single rechargeable lithium-ion 21700 cell XTAR 21700-6000 with nominal voltage 3.6 V and capacity 6000 mAh. The cell measures 21 mm in diameter and 74.3 mm in height. Supplied as one individual cell; handle and dispose of the battery according to safety instructions to avoid contact with battery contents.

Advantages

The XTAR 21700-6000 offers a high capacity of 6000 mAh in the 21700 form factor, providing extended run time compared with smaller cells. Its lithium‑ion chemistry yields a stable nominal voltage of 3.6 V and is suitable for devices designed to accept 21700 cells. The cell is supplied singly for use in applications that require individual replacement or spare cells.

Suitable for

• Flashlights and torches compatible with 21700 cells
• Portable power banks and battery packs using 21700 cells
• Electric tools and e-bike battery modules that accept individual 21700 cells

Key specifications

• Cell type: Rechargeable lithium‑ion (Li‑Ion) single cell
• Nominal voltage: 3.6 V
• Capacity: 6000 mAh
• Dimensions: diameter 21 mm, height 74.3 mm
• Quantity: 1 cell

How to use

Insert the XTAR 21700-6000 cell into devices designed for 21700 cells, ensuring proper polarity and secure fit. Use a compatible charger designed for lithium‑ion cells and follow the charger manufacturer’s instructions. Do not short-circuit, disassemble, puncture, or expose the cell to high temperatures or open flame. Handle the single cell with care and install it according to the device manual.

Recommendations

Avoid contact of battery contents with eyes and skin; in case of accidental contact, rinse thoroughly with water and seek medical advice. Store and transport the cell in a dry, cool place away from metal objects that could cause a short circuit. Follow local regulations for storage, transport and disposal of lithium‑ion batteries.