?This electronic pet fencing system is one of the most reliable£¬ cost-efficient pet containment systems available today. <br><br><strong>Features:</strong> <br>Area covered - Up to 2500 square meter range (over 0.62 acre). <br>Variable field width control - Allows you to precisely control the width of the signal field. <br>Proportional static shock - The closer your dog gets to the boundary£¬ the more intense the shock will be. <br>Speed detect anti-run through - The faster your dog is moving£¬ the quicker the higher level of intensity is issued. <br>Audible and visual wire break indicators - Should your buried wire ever break£¬ a loud sonic alarm will sound accompanied by a flashing light. <br>Progressive warning tone - A warning tone will be issued twice and then a shock stimulus if your dog continues to move closer to the boundary. <br>Multiple collar operation - Add as many collars as you like to contain as many animals as you have. There is no limit to the number of collars it can control. (Only 1 receiver is included) <br><br><strong>Specifications:</strong> <br>Material: ABS <br>Usage: Training &amp; Behaviour Aids <br>Transmitter Powered by: Power adapter <br>Plug Type: EU plug / US plug (Optional) <br>Power Input: 100-240V£¬ 50/60Hz£¬ 0.6A max. <br>Power Output: 12V£¬ 1.5A <br>Receiver Powered by: Power adapter (not included) or charging along with transmitter <br>Collar Strap Length: Approx. 74cm / 29.13in <br>Wire Length: 200m / 656.17ft <br>Item Weight: 1100g / 38.80oz <br>Package Size: 34 * 27 * 7.5cm / 13.39 * 10.63 * 2.95in <br>Package Weight: 1421g / 50.10oz <br><br><strong>Package List:</strong> <br>1 * Indoor Wall-mounted Transmitter <br>1 * 200m Boundary Wire <br>1 * USB Charging Cable <br>1 * Test Light Tool <br>1 * Power Plug (US Plug) <br>2 * Rechargeable and Water Resistant Collar Receiver <br>2 * Adjustable Receiver Collar <br>4 * Green Soft Rubber Sleeves <br>4 * Screws <br>8 * Metal Contact Points <br>20 * Boundary / Training Flags <br>1 * Manual (English)