Additional GPS Collar for the expandable PATHFINDER2 MINI TRX tracking system. Available in colors Blue and Orange. Package includes: Charger Features 12.5″ Neck Size 4-Mile Range 22% Smaller than the original PATHFINDER2 New GPS Receiver with LED Locate Light New Receiver Lock Mode New Sleep Mode New GPS Connector Locate Tone Package Contents 1-PATHFINDER2 MINI TRX E-Collar 1-Charger 1-Biothane Strap 3/4″ x 28″ Does not include PATHFINDER Connector in package contents Specifications Receiver Weight: 6.6 oz Receiver Dimensions: 3.3″x1.35″x1.63″ Strap 3/4″ x 28″ PATHFINDER2 App Phone Requirements: iOS 14 or Android 7.0 and above and devices must include Bluetooth 5.0 and up Disclaimer: Do not attach a leash to e-collar strap