This product is either discontinued or we cannot get that from suppliers.
Unit dimensions (WxHxD): 3.5" x 1.75" x 1.85" (8.9 x 4.4 x 4.7 cm); Mini: 3.1" x 1.8" x 1.4" (7.8 x 4.5 x 3.5 cm) , Weight: 5.1 oz (145 g) for transmitter and antenna (without collar); 7.0 oz (198 g) total weight (with collar), Battery type: rechargeable lithium-ion pack; user replaceable, Battery life: 16-30 hours, Range: 4 miles, Interface: USB, Water rating: 1 ATM (10 meters), Neck size: Minimum of 9.5" (24 cm) in circumference, High-sensitivity GPS/GLONASS receiver: Yes, GPS antenna: top, orange, Stimulation/Vibration/Tone: No, LED beacon lights: Yes, Rescue mode: Yes, Replaceable collar straps: Yes.