Key Features:Intelligent dog fencing systemWire of 300 meters to cover large areasBeep warning and progressive mild shocksSafe and easy to controlManufacturer SpecificationsGeneral:Total Length of Wire: 300 MetersProgressive Tone StimulusProportional Shock Pulse StimulusSpeed Detection Anti-Run ThroughAudible Wire Break AlarmVisual Wire Break AlarmVariable Field Width ControlBattery Size: 4A76 battery (6V) (Not Included)Low Battery ConsumptionFence power source: 12V power plugDimensions:Main product dimensions: 145x90x34mm (L x W x D)Total length of wire: 300 metersWeight/dimension is for the main item of this boxed product, to help you compare product sizes before buying: please do not base your shipping calculations on this price - shipping prices depend on your cart contents, shipping destination, and shipping method: please use the checkout to select options and preview shipping price for your total order.Product Notes:For use only with dogs.The electric current produced by this de