Features: brand new and high quality This dummy battery is for Son y NEX-3/5/6/7 series, A33, A37, A35, A55, a7, a7R, a7II etc. Plug and for play.it can connect directly to power bank and without worry about running out battery any more.ONLY supports chargers or power banks with PD protocol Input PD 9V/12V, use USB C mobile power supply, or PD charger to power, the camera can be used all the for time Bulid With Premium IC Chip Inside, We Provide Your Device Fully for Protection From Being Over-charging, Short- Circuiting, Overheating Or Overloaded. Unwavering commitment to the best service, quality, and reliability. If you have any questions, please do not hesitate to contact us, we will try to serve for you. Specifications: Material:Plastic Size:178cm/70.08in Note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Dummy Battery.