DJI Inspire 1 TB47 Battery 4500m Ah Description. The Inspire 1 TB47 from DJI is a Li Po battery with a capacity of 4500m Ah that is designed specifically for use in the DJI Inspire 1 Quadcopter. The battery features smart circuitry so that you do not require separate balancing leads when charging. strong Notestrong Because of the built-in smart circuitry this battery should only be used with chargers designed specifically for it. General-purpose RC chargers are not suitable.