Coastal Pet Products Herm. Sprenger Ultra-Plus Stainless Dog Prong Training Collar 4.0mm 25" Litter Boxes monitor GPS signal strength and

monitor GPS signal strength and battery life on dog collar devices (Currently compatible with Astro 320

After 30 seconds of quiet

The 4-watt heater is removable for all season use

When your pet lies on the bed

the front of the throat

Coastal Pet Products Herm. Sprenger Ultra-Plus Stainless Dog Prong Training Collar 4.0mm 25" Litter Boxes monitor GPS signal strength andThis training collar features a solid fastener plate that provides a more secure connection making fastening the collar around your dog's neck easier and safer. To adjust size, add or remove individual links. The patented center plate construction and symmetrical prong placement provide natural contact for optimal communication. Herm. Sprenger offers a variety of high quality, specialty chain products. Features: 4. 00mm links Fits necks up to 25