About This Expandable Battery Capacity: Supports up to 4 channels of 8.4V lithium battery groups in parallel, using two 3.7V 18650 lithium batteries connected in series per slot (18650 batteries not included), enabling extended runtime for Raspberry Pi 5/4B and other SBCs Seamless Power Transition & Auto-Recovery: Features bumpless transfer between external power and battery backup, with configurable voltage thresholds for automatic restart after power restoration Real-Time Monitoring & Custom Control: Utilizes I2C communication to monitor battery voltage, temperature, and capacity. Supports PikaPython scripting for advanced DIY status control and programmable LED indicators Future-Proof via OTA Upgrades: Unlock new functionalities through over-the-air (OTA) firmware updates, ensuring compatibility with future enhancements and custom firmware uploads via DFU Data Protection & Safe Shutdown: Includes a safe shutdown countdown timer to prevent data loss during outages and protects against low-battery loops, ideal for critical applications Package List: 1 x Aluminum Heatsink with Automatically controlled Fan; 1 x UPS v6 mainboard; 1 x A series connect battery case; 1 x 4CM Battery Connector wire; 1x XH4P to 15P female connector/20cm; 1 x Acrylic battery base frame; 1 x Metal battery base frame; 1 x Copper pillar pack; 1 x Flat heat screws pack (M2.5); 1 x UPS v6 instructions Product Wiki: wiki.52pi.com/index.php?title=EP-0245 Overview Brand : GeeekPi Battery Cell Composition : Lithium Ion Voltage : 5 Volts Color : Black Material : Aluminum
