Per GoCycle Caricabatterie agli ioni di litio Potenza G2, G3, GS & GX, Modello HP0060W(L2) 2A
Your battery is broken. As lithium battery has a limited service life. If your battery has been used for over 12 months or unused for 2-3 months, your battery might be broken. Applicable Battery Type: Only Lithium Battery.