... lighting source numerical, auxiliary illuminant brightness numerical, slope.2). Control function: forward, backward, turn left, ... (optional)SD10Diameter: 10mm, core: 13, tensile resistance: 300kg, special sheathSD8Diameter: 8mm, core: 13, tensile resistance: ... 300kg, special sheathSD9Diameter: 9mm, core: 9, tensile resistance: 200kg, PU sheathSD5Diameter: 5mm, core: 2, tensile resistance: 150kg, PU ...