Rechargeable Li-ion battery XTAR 16340 3.7V 850mAh — 34 mm × 16.5 mm, 1 pc

Single rechargeable XTAR 16340 Li‑ion cell with nominal voltage 3.7 V and capacity 850 mAh. The compact cylindrical battery measures 16.5 mm in diameter and 34 mm in height and is intended for devices that accept 16340 size cells, such as compact flashlights and small portable electronics. Observe safety warnings and avoid exposing the battery to direct heat.

Advantages

The battery offers a moderate 850 mAh capacity in a compact 16340 form factor, using Lithium‑Ion technology for stable voltage and repeatable recharge cycles. Its small size makes it suitable for confined spaces and lightweight portable applications while providing a rechargeable alternative to primary cells.

Suitable for

• Compact flashlights and torches designed for 16340 cells
• Small electronic devices requiring 3.7 V Li‑ion cells
• Portable gadgets and accessories with limited battery compartment space

Key specifications

• Cell type: Lithium‑Ion (Li‑ion) rechargeable
• Nominal voltage: 3.7 V
• Capacity: 850 mAh
• Dimensions: 34 mm height × 16.5 mm diameter
• Quantity: 1 piece

How to use

Charge the battery with a charger compatible with 16340/Li‑ion cells and follow the charger manufacturer’s instructions. Insert the battery into the device observing the correct polarity. Use the cell in devices rated for 3.7 V and 16340 size only. Do not attempt to disassemble or modify the battery.

Recommendations

Store and use the battery at moderate temperatures, away from direct heat sources. Avoid short circuits, mechanical damage and exposure to water. Follow standard Li‑ion battery safety practices and dispose of the battery according to local regulations.