Fotga NP-FW50 USB Dual Channel Battery Charger for Sony A3000 A5000 NEX-3 NEX-5 A7 A7R SLT-A33 Camera Dual Channel Digital Battery Charger for SONY NP-FW50 Battery Charges one or two batteries simultaneously Smart LED indicator shows charging status Compact Portable Design, convenient for travelers and business users Compatible Model: Sony Alpha A3000, A5000, A6000, A7, A7R, Sony NEX-3, NEX-5, NEX-5N, NEX-5R, NEX-5T, NEX-6, NEX-7, NEX-C3, NEX-F3, Sony SLT-A33, SLT-A35, SLT-A37, SLT-A55 etc..