If you are looking for a better way to activate the shutter without disturbing the camera to ensure the image quality， this HDK Camera Shutter Release for RM-VPR1 / A7 / A7R / NEX-3N / A6000 / A58 Black will be your good choice! Made of high quality plastic material and with fine workmanship， this shutter release is durable in use. It allows you to release the shutter when you want to avoid camera vibration or to shoot from a distance. It is extremely convenient for you to control your camera. An ideal professional camera accessory for you!                                    Features             High quality and durable in use<br> The release button reacts fast and fine<br> Two ways of pressing the release shutter: Halfway pressing for autofocus and complete pressing for taking pictures<br> Lock the button for long exposure or continuous shooting<br> More conveniently control your camera   <br>                                                            Specifications             Brand     HDK    <br> Cord Length     35.43 " / 90 cm     <br> Color     Black    <br> Material     Plastic    <br> Weight     1.26 oz / 36 g    <br> Dimensions     (3.77 x 1.18 x 0.66) " / (9.6 x 3 x 1.7) cm (L x W x H)     <br>                                                             Package Includes            1 x Remote Switch<br>