inputs.text: perfect - private pilot bought unit run portable aviation electronics ipad mini stratus gps preciselast friday first chance try unit flew 4 hours atlanta nw ohio ipad stratus ran juice used unit charge first stratus flight ipad mini flight back sure nice see battery level ipad go using itthis unit works great four indicator lights front tell much juice left small size make portable lots power available purposes enough full day flyingso purposes \\perfect\\ would heartily recommend anyone needing good source external ups power