A1645 Replacement Battery for Apple Magic Keyboard 2 A1644 A1843,Magic Trackpad 2 Keyboard High-Capacity 1300mAh Li-Polymer Long Lasting

A1645 Replacement Battery for Apple Magic Keyboard 2 A1644 A1843,Magic Trackpad 2 Keyboard High-Capacity 1300mAh Li-Polymer Long Lasting

• 【Compatible Product Models】: The battery undergoes compatibility testing after production. Please check whether your device model matches the battery model before purchase to ensure the accuracy of your purchase.
• 【High Capacity Battery Life】: The high capacity provided by the battery is from the newly upgraded 0-cycle product. It offers long working time and eliminates the need for frequent charging.
• 【Safety Features】: The battery is equipped with an integrated insulation membrane and an intelligent integrated circuit chip. It features multiple safety mechanisms such as overcharge protection, overdischarge protection, short-circuit protection, and a thermal management system. In high-temperature environments, it automatically reduces frequency and shuts down power supply, with a working temperature range of -20°C to 60°C.
• 【Cycle Life and Durability】: Utilizing A-grade lithium-ion/polymer batteries, these offer high energy density and long cycle life. They can withstand multiple charging and discharging cycles without significantly reducing capacity. The batteries can endure 600 cycle periods and maintain 70% capacity even after completing the charging cycle.
• 【Fast Charging & Efficient】: Utilizing intelligent fast charging technology, it automatically adjusts the optimal current, increasing the charging speed by 30%. Once the battery is fully charged, it automatically cuts off the power supply to prevent battery expansion. For the best charging results, please use the original charger.