1000 Meter Remote Control Collar , Electronic Dog Trainer ,
Electronic Dog Collar , Remote Training Collar , Remote dog Collar:
it is new model, if you are interested, please contact us.
Receiver: Take off the rubber bottom cover and you will see two
batteries (model: AAA / 1.5V). Take out the batteries and install
the new ones. Pay attention to the polarity of the batteries. Mount
the rubber bottom cover and press it tight.