Features: Replacement for Sony Nikon D7700/ D7200/ D7100/ D7000/ D5500/ D5300/ D5200/ D5100/ D5000/ D3300/ D3200/ D3100/ D750/ D610/ D600/ D90/ DF/ D5600/ D7800/ coolpix A. Half press the button can activate camera automatically focusing, completely press down the button to start shooting. Just press down the button and slide forward to lock, to achieve camera long exposure or continuous shooting. Mini size and lightweight, specially designed back groove can improve grip feeling, not easily slip from hand. Plug and use, with the shutter release cable to avoid blur and long time working stress, works can be more productive. Specifications: Color: Black Brand: YouPro Model: DC2 Replacement for: Nikon camera(Models listed as below) DSLR D7700/ D7200/ D7100/ D7000/ D5500/ D5300/ D5200/ D5100/ D5000/ D3300/ D3200/ D3100/ D750/ D610/ D600/ D90/ DF/ D5600/ D7800/ coolpix A Dimension: 9.4 * 3 * 1.5cm / 3.7 * 1.18 * 0.59in Cable Length: 120cm / 47.24in/ 3.9ft Package Size: 12 * 6 * 2.8cm / 4.72 * 2.36 * 1.10in Package Weight: 54g / 1.97oz Packing List: 1 * Shutter Release Cable