3pcs Ultrasonic Pet Dog Repeller Stop Barking Train Training Dog Trainer

Description: How does the dog repeller work? It emits a high frequency ultrasonic sound which lets dogs instinctively not come to you any closer.It is the perfect personal protection device and makes a great gift for anyone that encounters dogs on the job or during their outdoor activities. Features: Safe, Humane, Effective Emits piercing ultrasonic tone that dogs hate Works with most dogs Can also be used to train dogs Stop the dog approaching you before it can bite you Keep unfriendly Dogs away.Protect yourself from dangerous dogs while walking, jogging, or bicycling GREAT FOR: Joggers, Walkers, Delivery people, Mailman,Meter Readers, Sales people, Bicyclists, Police,Inspectors Also can be used a torch Specification: Material:ABS Frequency:35-45HKZ Effective range :Melee Range Color: Black Size: Approx. 11 x 5 x 3cm/4.3 x 1.96 x 1.18inch Power: Uses one 9v Carbon or alkaline battery (not included) Package included: 3 x Dog repeller