14.4V 3500mAh Lithium-ion Battery REC18650-4S for The Vifa060 Portable Bluetooth Speaker

14.4V 3500mAh Lithium-ion Battery REC18650-4S for The Vifa060 Portable Bluetooth Speaker

Clear structure and craftsmanship: It is composed of 4 18650 batteries arranged in a 1-parallel 4-series in-line configuration, with dimensions of 75×70×19mm and a weight of 194g. The protection board is placed at the head of the battery (including a 4-series protection IC, 2 MOS tubes and a 10K NTC thermistor), featuring a compact design with safety protection.

Flexible interface adaptation: It is equipped with a default XH2.0 3P male plug with a wire length of 150mm, and also supports custom plugs according to customer needs, ensuring strong adaptability.

Battery parameters:

Rated voltage: 14.4V

Full charge voltage: 16.8V

Battery capacity: 3500mAh

Discharge cutoff voltage: 10V

Maximum discharge current: 5A

Maximum charge current: 3.35A

Battery dimensions: 75x70x19mm

Weight: 300g

Processing technology: 4 18650 batteries, arranged in parallel (4 in series)

Default plug type: XH2.0 3P male, cable length 150mm (custom plugs available upon request)

Packing list:

1x 14.4V 3500mAh Lithium-ion Battery REC18650-4S for The Vifa060 Portable Bluetooth Speaker

Battery Usage and Precautions:

Keep batteries away from high temperatures and heat sources.

Battery charging temperature should be between -20°C and +47°C, avoiding direct sunlight.

Do not connect batteries to loads exceeding the rated operating current.

Impact, heavy pressure, needle puncture, short circuits, high-voltage charging, and high temperatures may cause the battery to overheat and ignite; these must be avoided.

When charging, keep the battery in an open area and away from flammable or explosive materials.

Do not disassemble or modify the battery without authorization.

Do not subject the battery to external forces or drop it from a height.

When not in use, fully charge the battery and store it in a dry, cool place. Ensure proper insulation and protect it from heavy pressure and children. Fully charge it every one to two months.