Garmin TT25 Training Collar Unit dimensions (WxHxD): 3.50″ x 1.75″ x 1.85″ (8.90 x 4.40 x 4.70 cm Weight: 207 gm for transmitter and antenna (without collar); 284 gm total weight (with collar) Battery type: Rechargeable lithium-ion pack; user-replaceable Battery life: Up to 80 hours Range: Upto 14.5 kilometres Interface: USB Water rating: 1 ATM (10 metres) Neck size: Minimum of 9.5″ (24 cm) in circumference High-sensitivity GPS/GLONASS receiver: Yes GPS antenna: Top, black Stimulation/Vibration/Tone: Yes LED beacon lights: Yes Sleep mode: Yes Rescue mode: Yes Frequency mode: MURS Replaceable collar straps: Yes Collar compatibility: 1″ (2.54 cm) Software updates: Via Garmin Express™ software, available for both Mac® and Windows® Share Buy $610.00 Box Includes In the Box: TT 25 dog device with rechargeable lithium-ion battery pack 1″ green collar strap Charging cable Documentation Shipping Details Shipping cost for item: $15.00