The TOPRIG S40 excels in stability, providing steadfast support for varying lenses, capturing at a focal length of 200mm or with the precision of the 24mm macro lens. Stability is the priority in every shot. The stepless speed variable from 0.1-5cm/s range greatly improves shooting efficiency. The slider is driven by a brushless motor. The noise level is lower than 30dB, providing a true silent shooting environment. Various models of micro-single and light movie cameras can be supported at maximum bear load 2.5kg vertically and 4kg horizontally. TOPRIG S40 can run at least 60 hours horizontally with a single NP-F550 battery. Add to that a shutter control port and a 5v power output port. With fast connection via Bluetooth, you can remotely control Toprig S40 for time-lapse and otherfeatures. Customize A/B points is easy with Toprig S40 with built-in panel buttons. Adjust the knobs on both sides of Toprig S40 to the upper left and lower right. Adjust the red knob on both sides of the camera slider to the lower left and upper right.