The patented design of the StartStick 15 features a number of innovative characteristics. It includes lightweight and high-performance lithium nano-phosphate cells equipped with reliable battery monitoring and protection circuitry. An integrated, fully automatic battery charger allows the device to be connected to any onboard power supply and charged in flight. Additionally, a multifunction display provides comprehensive monitoring of the charge status, enables diagnostics, and displays other key parameters. The fiber-reinforced polymer housing ensures maximum durability and resilience. Optionally, a power supply can be used to convert the StartStick into a 20-amp GPU. This system offers a versatile, reliable, and robust solution for various operational scenarios.