... : Components:Front camera, Rear camera, Crawler, Display controller, Cable drum, Tire, Accesories, Tools Specifications:50mm Front cam era1. ... rises or falls, main and auxiliary light switch brightness to adjust, cameraoptical zoom, focus, and aperture control.3). ... count ,the distance can display on the controller,locate correctly Cable (optional)SD10Diameter: 10mm, core: 13, tensile resistance: 300kg ...