1 Month Battery Life with Firmware Update
We are proud to announce that starting the firmware version 0.82, your Flipper Zero's battery life will last up to 1 month! It took us 2 years to resolve all firmware issues that prevented Flipper Zero from switching to power-saving mode, resulting in the same power consumption baseline in
Software Development Kit Flipper Zero Remote Procedure Call Real Time Operating System Speed External Low Speed External
Source: flipperzero.one