The phone is charging by Heet. So my mi note phone is after only 5month has a totaly damaz by charging.im go to service center at LDH. He is told me, its not a Garranti these phone.but my phone under the Garranti.They are no response me. Im soo helpfull, my totaly Mony is waist.Soo Ple. all friends not a oder any Redmi phone.company not response for u.Thanx.