Fotasy 70cm Mechanical Cable Shutter Release with Bulb-Lock for Fujifilm X10 X20 X30 X100s X100t X-Pro1 X-Pro2 X-E1 X-E2, Leica M6 M7 M8 and Nikon Df F4 FM2 F3 FE FM3a F80 This is a top quality manual locking cable release works with film digital or professional video camcorders. A cable release is used to eliminate camera shake for critical situation where the camera must remain perfectly still. The tapered threaded end screws directly into your cameras shutter button. Cable release is made of stainless wire and covered with a vinyl tube for durability. Length: 70cm