Extra shield perimeter cable TC high quality robotic lawn mower 500 mt. Conductor: tinned copper Number of conductors: 29 x 0.25 mm cables Conductor area: 1.424 sq mm Outer diameter: 3.6 mm Insulation thickness: 1.08 mm Resistance for 500 mt: 6.1 Ohm Coating: HDPE 0.96 g cmc Code: AG6005006 ss