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Category: Fenix Battery-1
【Size Parameters】3.7V 3200mAh lithium batteries, diameter: 18mm (0.7 inch), length: 70mm (2.7 inch). Please ensure the battery size matches your device before purchasing, as they are longer than flat-top batteries.
【Superior Performance】: With a built-in USB-C port, these batteries support C-to-C output. Charge your cell phone and other devices easily using the included 2-in-1 USB cable. No need for an additional battery charger (PD fast charging is not supported).
【Widely Used】: NERMK 3.7V rechargeable batteries are perfect for flashlights, headlamps, toys, remote controls, microphones, radios, bike lights, Bluetooth speakers, and other household devices.
【Safe and Efficient】: NERMAK 3.7V batteries have safety features such as overcharging, over-discharging, over-current, and short-circuit protection. They offer 1500+ charging cycles, making them ideal for high-frequency equipment.
【Warm Note】: Included in the package are 2 * 3.7V replacement lithium-ion batteries with a 12-month warranty. If you have any questions about our product, feel free to contact us by clicking "Ask a question" on our storefront or by clicking "Contact Seller" in "YOUR ORDER."