♣USB port, plug and play, very convenient. | ♣Need 5V 2A power bank, mobile power or charging plug (not included) for power supply, largely prolong the shooting time of your camera. | ♣Suitable for Sony ILDC cameras, such as for Sony NEX-3/5/6/7 series, A33, A37, A35, A55, a7, a7R, a7II, A6000, A6300, etc. | ♣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 power bank or mobile power in your pocket or bag, or at somewhere else.