AMA S250 Ranch Energizer for Fences with 3W Solar Panel Complete with 12v2ah Rechargeable Battery, Maximum Fence Length 2Km, Charge Energy 0.24 Joule Volt: 12V Amperes: 2 Charging Current: 0.33J Maximum Discharge Current: 0.24J Maximum voltage: 1000V Voltage at 500OHMS: 2500V Current consumption: 45mA Maximum length with strong vegetation: 0.3km Maximum length with little vegetation: 1.5km maximum length without vegetation: 2km AMA Code: Original code: 91917 AT