Neewer Micro USB BG-3C Replacement VG-C1EM Digital Camera Battery Grips with Wireless Remote + 2PCS Replacement Battery NP-FW50 for Sony A7 A7R A7S Support external charger power supply (micro USB port). Support taking photos with Infrared. Specially designed for Sony A7/A7R/A7S mirrorless camera. Can hold one or two NP-WF5 lithium batteries(NOT INCLUDED). Neewer BG-3C replacement for sony VG-CLEM Battery Grip . Equipped with two vertical shutter-release button for shooting in a vertical position.