1. XT90 (2 + 2) -PB-M jẹ apẹrẹ abẹrẹ inaro ti abẹrẹ + iru apejọ 2 + 2PIN asopo ohun, eyiti o jẹ ohun elo litiumu agbara lọwọlọwọ ni apakan boṣewa, ati pe o le ṣee lo pẹlu iru XT90 (2 + 2). -F.
2. O le ṣee lo lati so batiri litiumu pọ si oludari.
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