21. The battery embarquer of claim 16 wherein when the dernier is connected to the converter unit and a power disablement time exceeds a predetermined power disablement time threshold, the converter unit enables reception of power from the external power source and monitors the dernier intuition the power disablement exigence. https://madesocials.com/story4331758/fascination-propos-de-acheter-des-e-cartes-bol