Lithium-ion

– The iPhone 12 Pro Max features a 3687 mAh lithium-ion battery, offering an impressive talk time of up to 20 hours and an extended audio playback duration of up to 80 hours.
– It supports up to 13 hours of internet use and is compatible with the iPhone 12 Pro Max model.
– This battery is designed to work within a temperature range of 0° to 50° C, ensuring optimal performance in various environmental conditions.
– Before initial use, it is recommended to charge the battery for at least 3 to 4 hours to ensure a full power supply.