18650 Battery Case 4Pack - 3400mAh for Various Devices

About this item

• 【Anti-corrosion and flame retardant shell】can effectively protect the battery and prolong the service life of the battery. Prevent waste of non-rechargeable batteries. No memory effect, large battery capacity, so you no longer worry about your equipment running out of power.
• 【Reliable Guarantee】Product warranty 12 months, 1 month return, if the product has any problems, please contact us in time. We will provide you with professional solutions, satisfactory service 24 hours.
• 【Product Specifications】 Nominal Voltage: 3.7V, Charging Voltage Range: 3.7-4.2V, Minimum Discharge Cut-off Voltage: 2.75V, Maximum Charge Cut-off Voltage: 4.2V. Featuring a 3400mAh high-capacity battery with minimal self-discharge, designed for high power usage, free from memory effect, and offering high energy density in an eco-friendly design. Flat top batteries undergo rigorous quality assurance processes, ensuring complete safety.
• 【Durable and Rechargeable】3400mAh high capacity rechargeable batteries can be widely used for LED flashlights, emergency lights, portable devices, headlamps, toys, remote controls, doorbells and other electronic devices. Rechargeable up to 1050 times - Battery life is longer than alkaline batteries, no need to buy batteries frequently.