Input: Micro USB / USB-C DC 5V / 2.1A output: DC 8.4V / 700mA x1 / 500mA X2 (CH1 / CH2) Dimensions: 11.5 x 7 x 1.9 cm Connections: Micro USB / USB-C (input), 2 charging compartments (output) Suitable for the following camera types: Sony Nex.3, Nex.3c, NEX.5, NEX.5A, NEX.5C, NEX.5D, NEX.5K, NEX-5N, NEX-7 , NEX-7B, NEX-7C, NEX-7K, NEX-C3, A33, A55 Suitable for the following battery models: Sony NP-FW50, NPFW50 It is possible to load 2 batteries at the same time. The charger can be supplied with the supplied USB-C cable with electricity via any commercially available USB port. An integrated automatic switch -off system prevents damage to the batteries by overloading. It is possible to load 2 batteries at the same time. The charger can be supplied with the supplied micro USB cable via any standard USB port. An integrated automatic switch -off system prevents damage to the batteries by overloading.