A method of removing a rechargeable battery module from a luggage piece using only single-handed operations, comprising the steps of:
- (a) using the fingers of a user's hand for
- (i) manually releasing and protracting the telescopically-extendible handle assembly from its base housing component installed in the luggage piece;
- (ii)) rotating upwardly the hinged power port cover panel;
- and
- (iii) pressing downwardly the rechargeable battery power module inserted through an opening formed in said luggage piece, and retained a battery module casing mounted in said luggage piece, and allowing the battery power module to pop-up and extend beyond said opening for easy removal using the fingers of the user.