It is important that you push vibrate button on the remote which has to be turned on while the red light is flashing in the collar unit or it won't set up and communicate and you will be frustrated. Work just fine.
You are looking at a remote control dog training shock & vibrate collar. Its a 4 functional [Instant Static Impulse + Static Impulse after Vibration (warning before static impulse) + Whistle Signal + LED light] remote training collar. It's is an electronic dog training system with a working range up to 800 feet. This compact, easy to operate system will control bad behavior and dogs who run off when taken outdoors for exercise. Is your dog out of control? Are you finding it difficult to train him/her using orthodox methods? You are not alone. Many dogs simply do not respond to traditional training methods which is why thousands of owners and professional trainers have used training collars to assist them in their training programs. As we all know an out-of-control dog can be a danger to themselves and others. Training collars can help you achieve a well trained and contented dog within days. This collar is the best sulotion for small, medium dogs, not for those up to 100 pound.
[Handset]: Length: 123mm; Height: 27mm; Width: 45mm; Power: 1 x 9V batteries (included); Weight: 97g (with battery); LED signal light and illumination at night; The sound function for attracting attention
[Note]: Dog is not included."
[Package Includes]: 1 x Remote Transmitter(with one 9V battery); 1 x Collar 1*Receiver; 2 x 1.5V AAA battery; 1 x Test Light
[Shipping]: Ship from NY the same days or next day except holiday
[Warranty]: 1 year warranty and 45 days refund(We offer prepaid shipping label)