Cpzz 3.7v 21700 Battery Rechargeable 5000mah Large Capacity 3.7Volt 21700 Rechargeable Battery for flashlights ect,2pack 3.7v Battery 1009

description About this item Widely Compatible: 3.7 volt 21700 Rechargeable battery for flashlights, headlights, this 3.7v battery is highly portable, making it convenient for travel, camping trips. Product Size: 21*21*70 mm (0.82*0.82*2.75 inches),it's a 3.7 volt rechargeable battery, please check carefully before purchasing !!!).Please confirm whether the battery model required by your device. High performance product: 21700 battery With a capacity of 5000mAh and voltage of 3.7v battery, high capacity battery with low discharge rate, high power consumption, high energy density and pollution-free design, No need to change batteries frequently. Multiple Protections:This 3.7v Rechargeable battery features six types of protection, including temperature, short circuit, overcharge, and overcurrent protection. These features ensure the battery remains stable and your device stays protected at all times.Please fully charge the battery before the first use, the battery will work better. Charge up to 1000 times without frequent battery changes. High-quality service: Every product is inspected before shipping! If you encounter any problems during the purchase process, please feel free to contact us. See more product details