FONPOO JFP623 1100 Yards Remote Dog Training Shock Collar for Dogs with Beep Vibration and Electric Shock Rechargeable and Waterproof E-Collar Trainer PROFESSIONAL DOG TRAINING COLLAR: used by Expert Trainers & First Time Pet Owners and convert your dog's behavior, help correct barking, walking, leash training, sitting, aggression and other behavioral obedience. 1100YARDS RANGE CONTROL AND WATERPROOF -- Operational Range up to 1100 yards, easily train your dog away from you in the park or backyard. The receiver collar is waterproof, even if submerged in water, it will also work well. 4 TRAINING MODES: Shock, Vibration, Light and Beep trainer with 8 adjustable levels for dogs with different sensitivity,Rechargeable and Power Saving; Built-in high capacity lithium rechargeable batteries. RECHARGEABLE: Rechargeable transmitter and receiver can be charged at the same time. 1 YEAR WARRANTY100% tested product and 24/7 Customer Support Guarantee,CE & ROHS approved,Buy it Risk Free; good for all breeds from 10-140 lbs.We'll try our best to make sure you have an excellent shopping experience.