Garmin Beeper Battery Pack Features The Garmin Beeper Battery Pack is built around a rechargeable lithium ion cell that delivers up to 78 hours of runtime in dynamic tracking mode so handlers can run dogs across long days afield without worrying about a dead collar. Its integrated speaker produces five distinct sounds single beep double beep triple beep low beep and hawk that can be set to indicate running pointing or treeing behavior from a distance. A manual activation button lets the handler trigger the sound on demand when locate mode is needed to find a dog that has gone quiet or out of sight. Weighing in at 125.60 grams the unit is light enough to ride on a collar all day without adding noticeable bulk. Beyond audio cues the pack includes a built in LED beacon that can be switched on from a compatible handheld device giving visual tracking capability in low light or after dark conditions. The device is designed to pair with Garmin s Alpha 10 100 200 and 300 series as well as the PRO 550 Plus handheld sold separately for full remote control over sound and light output. Its Black finish and compact housing are built to withstand the rigors of field use season after season. For hunters who rely on a dog s instincts in heavy cover this battery pack rounds out a dependable tracking and locating system for sale at GrabAGun. Garmin Beeper Battery Pack Specifications Manufacturer: Garmin Type: Battery Color: Black Rechargeable: Yes Battery Size: Lithium Ion Modes: Run / Point / Locate Battery Life: 78 hrs Sounds: 5: Single / Double / Triple / Low Beep / Hawk Weight: 125.60 g Available At: GrabAGun