Rechargeable Li-ion Battery 16340 3.7V 300mAh (Actual Capacity)

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Rechargeable Li-ion Battery 16340 3.7V 300mAh (Actual Capacity) The Rechargeable Li-ion Battery 16340 3.7V 300mAh (Actual Capacity) is a compact and reliable power source designed for use in a wide range of portable electronic devices. With a nominal voltage of 3.7V and an actual capacity of 300mAh, this cell delivers stable performance and consistent energy output for low to medium power applications. Its 16340 size (16mm diameter × 34mm length) makes it a suitable replacement for CR123A batteries in rechargeable setups, offering the benefit of long-term cost savings and reduced environmental impact. Built with lithium-ion chemistry, the battery provides high energy density, lightweight construction, and rechargeability for repeated use. It is commonly used in flashlights, small electronic gadgets, security equipment, and backup power systems where compact size and dependable performance are required. Safety features such as overcharge and over-discharge protection are typically recommended when using this type of cell to ensure durability and safe operation. Features Compact 16340 size (16mm × 34mm) suitable for portable devices. Rechargeable lithium-ion chemistry for repeated use. Nominal voltage of 3.7V with 300mAh (Actual Capacity) . High energy density with lightweight design. Stable performance and consistent power output. Long cycle life with proper charging and discharging. Suitable replacement for CR123A rechargeable applications. Environmentally friendly alternative to disposable batteries. Widely used in flashlights, cameras, toys, and small electronics. Specifications Specification Details Battery Type Li-ion Battery Chemistry Lithium-ion (Li-ion) Recharging Availability Rechargeable Nominal Voltage 3.7V Actual Capacity 300mAh Size 16340 Dimensions(D x H) 16mm X 34mm Positive Terminal Raised (Button Top) Charging Time 3-5 hours Rechargeable Cycles 500 charge/discharge cycles Charge Retention Holds charge for a moderate period but benefits from regular use Weight 15g Operating Temperature -20°C to +60°C Storage Temperature -20°C to +45°C Dimensions Applications Flashlights and torches. Digital cameras and portable electronics. Security devices and alarm systems. Laser pointers and small lighting equipment. Wireless communication devices. DIY electronics projects and hobby kits. Backup power for compact systems. Medical and laboratory portable instruments. Toys, gadgets, and small rechargeable devices. Package Contents 1 X Rechargeable Li-ion Battery 16340 3.7V 300mAh (Actual Capacity)