Colour: Black Material: ABS Model Number:NP-FW50 Dummy Battery w/DC Bank (5V 2A) USB Adapter Package:Yes Features: USB port, plug and play, very convenient. Need 5V 2A bank, mobile or charging plug (not included) for supply, largely prolong the time of your camera. Adopts multi-protection technology, such as short circuit protection, over-voltage protection and over-current protection, which ensures the absolute safety during use. Cable length is up to 1.5m. Long enough, very convenient to put your own bank or mobile in your pocket or bag, or at somewhere else. Specifications: Model: NP-FW50 Compatible Camera Models: For NEX-3 series, NEX-5N/5R/5C/5T series, NEX-6 series, NEX-7 series; For 7 series (Alpha a7, a7R, ILCE7/B, ILCE7K/B, ILCE7R/B, ILCE-7, ILCE-7R); For A33, A35, A37, A55; For 5000, 5100, 6000, 6300; For RX10 series Input: USB 5V 2A Output: 7.6V Supply: bank, mobile and charging plug (not included) Protection: Short circuit protection, over-voltage protection and over-current protection Item Weight: 62g / 2.2oz/ pcs Package List: 3 * NP-FW50 Dummy Battery 3 * DC Bank USB Adapter Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.