Neewer Micro USB Battery Charger Sony NP-F550/F750/F960/F970NP-FM50/FM70/FM90QM71D91D, NP- F500H/F55H Batteries Neewer NP-F550/F750/F960/F970 replacement micro USB battery charger for NP-FM50/FM70/FM90,QM71D,91D, NP-F500H/F55H Smart charging LED indicates when charging is complete and prevents battery from overcharging Mini rapid charger fully charger CE Safety Certification and UL Listed Input Voltage: 5V; Output Voltage: 8.4V