OAproda 2 Pack NP-FW50 Battery and Rapid Micro USB Charger for Sony Alpha a7, a7 II, a7R, a7R II, a7S, a7S II, a5000, a5100, a6000, a6300, a6500, NEX-3, NEX-3N, NEX-5, NEX-5N, NEX-5R NEX-5T, RX10 IV NP-FW50 Batteries:100% A+ Li-ion Battery Cell, High Capacity with CE Safety Certification. (7.4v, 1200 mAh) .lasting longer, Recording more wonderful moments. Batteries & Charger are Fully Compatible With The Sony NP-FW50 Original Battery & Charger. CE ROHS Certificate. OEM Micro USB Charger: Only 1.5 CM Ultra-Thin, Easy to Carry. Fast and Safe charging.The Newest generation of CPU control. Micro-USB input : Multiple Charging Option: the ability to charge with a USB wall charger, car charger, Portable Power Source, or external battery gives you more options than AC battery charger. For Security, do NOT Charge your Battery / Charger with Computer, in order to Avoid any possible Damages of Computer from High Temperature.