The innovative design is the standard 2.5mm extending terminal, which allows you to use on different cameras and camcorders besides Sony devices. Features Support shutter release & Half-press focus & B bulb. Video recording control. Electrical zoom control. Power switch button for camera's power management. No need battery. MULTI interface and REMOTE interface, 2in1. Extending 2.5mm terminal designed, supports most cameras and camcorders on the market. 1/4" mounting hole. Specifications Type: Shutter release Brand: FOTGA Material: Aluminum Alloy, Plastic Suitable : for Sony A58 A7R A7 A7II A7RII A7SII A7S A6000 A5000 A5100 A3000 RX110II DSLR Camera Item Size: 8.7 * 3 * 1.5cm / 3.4 * 1.2 * 0.6in Item Weight: 60g / 2.1oz Package Size: 7 * 2.5 * 15cm / 2.8 * 1.0 * 6.0in Package Weight: 74g / 2.6oz Package List 1 * Shutter release 1 * English instruction manual Note: With *symbol only support some functions. The camera and the tripod ball head aren't included.