The 280X PRO is a customizable remote training system built for faster response and better timing. Choose from three configurable layout modes to match your training style and improve command execution. Powered by the X1 PRO remote, the system is expandable across the X-SERIES FEATURES 3 Configurable Layout Modes: Select the button configuration that fits your training style ½ Mile Range 100 Levels of Stimulation Low-Medium Output Receiver For Dogs 10 Pounds and Above Corrections: Nick & Constant Quick Level Boosted Constant Tone & 1000 Lux LED Light Dedicated Function Buttons Direct Access to Key Functions for Quicker Operation Compatible with HANDSFREE SQUARE Expandable X-Series Compatibility 1-Dog Lock Mode IPX9K Waterproof Stimulation Levels: 100 Stimulation Type: Static Stimulation (Low–Medium Output) Expandable: Up to 3 Dogs (Layout dependent) Compatibility: Compatible with All X-Series E-Collar Receivers Waterproof Rating: IPX9K (Receiver & Transmitter) Battery: 2-Hour Rapid Charge Rechargeable Lithium Polymer Receiver Weight: 2.4 oz Receiver Dimensions: 2" x 1.5" x 1.2" 3/4" x 28" Biothane Collar Strap Transmitter Weight: 4.6 oz Transmitter Dimensions: 2.12" x 1.17" x 4.67" Antenna Length: 1.97" Screen Size: 1.07" Minimum Dog Weight: 10 lbs and above Minimum Dog Neck Size: 7" inches and above