Features:<br />1. 100 levels of vibration.<br />2. 100 levels of static.<br />3. The range is about 300m.<br />4. The levels can be altered by use of up and down button.<br />5. Collar length is adjustable from 8 to 20 inch.<br />6. A tone button activates a tone on the collar receiver.<br />7. The system can be used for 2 receivers.(The additional receiver must be the same type as your previous one and purchased from us)<br /><br />Power Saving:<br />1. The Collar Receiver will TURN OFF if it is unused for 4 minutes.<br />2. Any movement will activate the Collar Receiver into STANDBY MODE.<br />3. The Transmitter will go into STANDBY MODE if there is no operation after 20 seconds and turn off after 2 minutes.