Neewer USB Battery Charger for FW50 Rechargeable Battery for Sony NEX-3 NEX-5 NEX-6 NEX-7 NEX-C3 NEX-F3 SLT-A33, SLT-A37, SLT-A55, A3000, A3500, A5000, A5100, A6000, A7, A7R, A7S, A7 II For Sony NEX-3 NEX-5 NEX-6 NEX-7 NEX-C3 NEX-F3 SLT-A33, SLT-A37, SLT-A55, A3000, A3500, A5000, A5100, A6000, A7, A7R, A7S, A7 II Smart charging LED indicates when charging is complete and prevents battery from overcharging Mini rapid charger fully charger CE Safety Certification and UL Listed Meets or exceeds OEM standards