Andoer L5i Pro Camera Video Dolly Slider Kit with 3-wheel Auto Dolly Car APP Control Stepless Adjustable Speed + 60cm/23.6in Track Rail Camera Slider for DSLR Camera Camcorder

【Upgraded Heat Emission Holes Design】The addition of the heat emission holes at both side can help the auto dolly to cool down quicker during working, 【Mobile APP Control】Supports mobile phone APP wireless remote control, you can scan the OR code on the users manual to download APP, 【Multiple Photography Modes】Supports time-lapse photography, parameter customization selection;, 【Stepless Speed Adjustment】Maximum speed is up to 10cm/s, and the speed is adjustable for 0%-100% steplessly;, 【Detachable Slide Rail】CNC machining and surface anodizing, the aluminum alloy slide rail adopts detachable design, flexible to select usage length(max. length 60cm/23.6in) and easy to carry;