The Alpha 300 is a dog tracking and training handheld that allows you to track and train your pack when paired with your compatible dog collars. Monitor up to 20 dogs from up to 9 miles away. See it all on a vivid 3.5” touchscreen display with up to a 2.5-second update rate. Easily control training functions by using the button-operated, dog-focused design. This handheld offers 18 levels of stim, tone or vibration when paired with your training-enabled collar. Access premium compatible with Garmin navigation features, such as preloaded TopoActive maps, satellite imagery, and a built-in 3-axis compass and barometric altimeter. With up to 55 hours of battery life, you don’t have to worry about running out of power before your dogs do. IN THE BOX: 1x Alpha 300 handheld with rechargeable Li-ion battery pack, 1x Alpha TT 25 dog collar with rechargeable Li-ion battery pack, 1x 1” black collar strap, belt clip, 1x AC adapter, 1x charging clip (for Alpha TT 25), 1x type-A to type-C USB cable, 1x short and long plastic contact points with wrench, 1x Wearable4U Whistle and Leash TRACK AND TRAIN YOUR PACK IN THE FIELD: Easily set up and monitor up to 20 dogs with your compatible dog collars from up to 9 miles away (depending on your dog collar) with up to a 2.5-second update rate. Dog list and group management let you keep non-paired dog information in the handheld for easier setup NAVIGATE WITH TOPOACTIVE MAPS: Includes preloaded TopoActive maps, downloadable satellite imagery, and a built-in 3-axis compass and barometric altimeter. HUNT METRICS: Hunt metrics data shows each dog’s daily hunting patterns and behaviors per hunt, so you can take measures to course correct to help keep them healthy and safe BATTERY LIFE: User-replaceable battery lasts up to 55 hours