Item Type: Camera Shutter Release Control Material: Plastic Color: Black Weight: Approx. 62.0g/2.2oz Fit for Sony A900/A700/A350 How to Use: 1. Connect the camera shutter interface through the wiring port. 2. The camera shutter is set to Blub. 3. Two ways of use: Method one, press and hold the button on the remote control until the exposure is over, then release the shutter. Method two, install the shutter and slide the buckle forward, release the shutter and release the buckle when the exposure is over. Package List 1 x Camera Shutter Release Control 1 x Manual 1Comaptible for Sony A900/A700/A350 digital camera, no need for battery power supply, plug and play. 2Simple to use and easy to operate, small in size, portable, lightweight and easy to carry. 3Take pictures without touching your camera, ideal for when you want to avoid causing vibrations. 4Helpful not only to suppress camera shake when shooting, but also for self shooting. 5Made of high quality material, which makes it durable, sturdy and has a long service life.