Compatible with mr1000 transmitter for 2-dog training.Continuous and momentary correction, 1000 yard line of sight range.Led spotlight mode, adjustable to fit most dogs up to 100lbs.Stimulation safety lock, rechargeable lithium battery.Fast charges in 2 hours, water-resistant to 3ft.For 30 hours.Nylon webbing, plastic, metal, li-ion battery, and electronicsFunction: Dog TrainingRange: 1000 ydsProofs: Water ResistantColor: Black/Orange