Control and train up to 3 dogs with just 1 hand through the 10 stimulation levels and built-in BarkLimiter technology of the Garmin Sport PRO Dog Training System. Controlled through 4 buttons and a quick turn dial, this easy to operate system allows you to keep your eyes on your dogs at all times while adjusting the stimulation as needed. System helps you discourage unwanted behavior with 10 levels of continuous and momentary stimulation, along with tone and vibration. Durable control unit also gives you the ability to turn on LED beacon lights on the collar unit(s) to locate your dog(s) in low light conditions. Durable and waterproof, the Sport PRO receivers feature interchangeable contact points and built-in BarkLimiter technology with multiple settings to help with kennel control and keeping the peace at home. Waterproof control unit (IPX7) and collar unit (waterproof to 10 m) both feature a long-lasting, rechargeable, lithium-ion battery and battery life indicators to track battery power. Bundle includes: handheld control unit and AC charger, collar unit, 3/4" collar, AC charger, split adapter cable, charging clip, 2 sets of contact points and wrench, and manuals. Manufacturer model #: 010-01205-00. Easy and effective dog training with just 1 hand Designed for multi-dog training - works with up to 3 collars (1 included) Handheld 4-button remote controller with top-mounted stimulation selection dial 10 levels of continuous stimulation with vibration and tone as well 3/4 mile range Built-in BarkLimiter technology with multiple settings Interchangeable contact points Remote controlled LED beacon lights on receiver Durable and waterproof