【Versatile Smooth Camera Slider】This 31.5"/80cm and 39.3"/100cm long remote camera slider automatically moves your camera back and forth . The maximum load capacity is 20kg when placed horizontally and 2.5kg when tilted up 45° 【Smart Two Way Control】The remote control. Designed with manual mode, video mode (with constant speed, slow start/stop), and time lapse, the slider automatically moves your camera back and forth from a preset start point to an end point. Better control camera motion by changing slider settings, 【Powerful yet Silent Motor】The camera slider uses a unique silent stepper motor driver that combines ultra precise positioning with ultra silent to provide smooth and noiseless camera movement for video production. Use the included lithium ion battery and USB charger, or the 5V 2A type C power jack to connect to a portable charger to power the motor and start filming for hours on end 【Multiple Shooting Angles】Featuring adjustment knobs on both sides of the slider to achieve different shooting angles, adjust one knob to lower left and the other to upper right for tracking shots, set one knob to upper left and the other to lower right for 120° panoramas, and resume both knobs to their middle positions for horizontal shots. The slider can also be placed at a 45° tilt angle or 90° vertically 【Sturdy yet Lightweight Build】The carbon fiber build guarantees sturdy and stable structure . The featured 4 roller bearings provides extra balance and anti shake effects. With 1/4” and 3/8” threaded holes at the bottom and on sides, the slider can easily mount on a tripod