Rechargeable Li-ion Battery No name ARB-L16U (16340, 800 mAh, 3.6 V, USB rechargeable)

Rechargeable 16340 Li-ion battery No name ARB-L16U provides 800 mAh of capacity at a nominal voltage of 3.6 V in the compact 16340/CR123A form factor. The cell is designed for devices that accept 16340-size rechargeable batteries and includes an integrated USB charging port, eliminating the need for a separate external charger. Its small dimensions and Lithium-ion chemistry make it suitable for high-drain handheld devices where compact, rechargeable power is required.

Advantages

The integrated USB charging interface allows convenient recharging from standard USB ports, power banks or USB adapters without carrying a dedicated charger. The 800 mAh capacity balances runtime and size for compact devices, while the 3.6 V nominal voltage provides compatibility with equipment designed for 16340/CR123A cells. The rechargeable Li-ion chemistry reduces waste and long-term cost compared to single-use cells. The cell is engineered for easy insertion and replacement in devices that accept standard 16340 dimensions.

Suitable for

• Compact LED flashlights and headlamps designed for 16340/CR123A cells
• Portable electronic devices requiring a small rechargeable cell
• Backup power for small sensors, cameras, and wireless triggers

Key specifications

• Cell type: Lithium-ion (Li-ion), rechargeable
• Form factor: 16340 / CR123A size compatible
• Nominal voltage: 3.6 V
• Capacity: 800 mAh
• Integrated charging: USB port built into the cell for direct charging
• Typical use: designed for high-drain small devices and compact flashlights

How to use

Insert the battery into the device observing correct polarity as indicated by the device. To recharge, connect a standard USB cable to the cell’s integrated USB port and plug the other end into a USB power source such as a computer USB port, wall adapter or power bank. Follow device manufacturer guidance for battery handling and observe recommended charging times; avoid charging in extremely hot or cold environments. Do not attempt to force the cell into devices that are not compatible with 16340 dimensions.

Usage recommendations

Charge only from reliable USB power sources and avoid leaving the battery connected to power for extended periods after it reaches full charge. Store the battery in a cool, dry place away from direct heat and metallic objects. Inspect the cell for damage before use and replace it if the outer wrapper or terminals are compromised. Use this rechargeable 16340 cell in equipment specified for 16340/CR123A rechargeable cells to ensure safe operation.