Two Pack -- Each cable is 10 feet/3m. Do extend another 20 feet Extend the distance -- from solar panel to light/pump directly, allows for more optimal placement, and more flexible installation options Compatible with Lewisia Solar Water Pump, Solar Air Pump, Solar Irrigation Kit, Solar Spotlights Compatible Model No.: GY-D-005, GY-D-0015, BSV-SP018, BSV-SP020, BSV-SP035, BSV-SP025A, BSV-SP004A, BSV-SP006A, BSV-SP010A, BSV-SP006L, BSV-SP060L, SL102, SL120B, AP005, AP006, AP010, AP012, AP013, AP015, AP016, IC003, IC006, IC007 The connectors are 1.35mmx3.5mm. Waterproof IP65 solar extension wire