3.7V 3200mAh Lithium Ion Battery for Flashlights, Headlamps, Bike Lights, Bluetooth Speaker-2 Pack

Product Description Battery Specifications - Battery type: Lithium Ion - Cycle life: >1500 cycle - Rated Capacity: 3200 mAh (0.2C, 25°C) - Voltage: 3.7 Volts - Weight: 60 g - Terminal Type: USB-Type C - Charging Current: 5V/2A - Dimensions: 18 * 70mm - Wattage: 11.84 watts

Size Parameters: These 3.7V 3200mAh lithium batteries have a size of 18mm (0.7 inch) diameter x 70mm (2.7 inch). Please note that they are longer than flat-top batteries, so please check their size before purchasing.

Superior Performance: With a built-in USB-C port, these batteries support C-C output. In case of emergency, you can easily charge your cell phone and other devices with the included 2-in-1 USB cable. There's no need for an additional battery charger. However, please note that they do not support PD fast charging.

Widely Used: NERMK 3.7V rechargeable batteries are suitable for various devices including flashlights, headlamps, toys, remote controls, microphones, radios, bike lights, and bluetooth speakers.

Safe and Efficient: The NERMAK 3.7V battery has built-in safety protection against overcharging, over-discharging, over-current, and short-circuit. It can handle 1500+ charging cycles, ensuring a longer service life. It is an ideal replacement battery for high-frequency equipment.

Warm Note: This package includes 2 replaceable 3.7 Volt lithium-ion batteries, offering a 12-month warranty. If you have any questions about our product, please contact us. You can click "Ask a question" on our storefront or go to "YOUR ORDER" options and click "contact seller."

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