Long Life Safety Cable for Auto Mowers was designed with durability in mind. The cable is protected by an external wire mesh of tinned copper protecting against cable breaks from rodents and garden tools. This premium Bosscom installation kit includes everything you need to install your robotic lawn mower. Medium Kit includes 250M of Long Life Safety Cable, 400 Staples, 5 Splicers and 5 Connectors. Suitable for open lawns up to 2000 meters squared or complex lawns up to 1000 meters squared.