Specifications: Material ABS+ Nylon Webbing Color Blue, Black, Green, Gold, Silver (Optional) Adjustable Belt Diameter 6-35cm Power Built-in Rechargeable Lithium Battery Interface USB Interface
Features: An updated version that replaces excessive resetting with automatically recognition of barks & locking down of mode.1. Functions: Alert tone; vibration level adjustment; shake level adjustment; sensitivity level.2. Push the button for a short time, the machine will turn on; put the button for a long time, the machine will turn off. Seven sensitivity levels to choose from & three indicator lights all on indicates level 7.3. Push function button to choose one function or both.4. The product USES a USB (Universal Serial Bus) charging plug & the built-in microphone is triggered.5. The product can be recharged repeated.6. The product USES a large capacity lithium battery can reach 60 days super long standby.7. The maximum diameter of the dog belt is 35CM, with the minimum of up to 6.5CM for all dogs.8. We advise cutting part of long fur to ensure the products efficiency.9. Easy & convenient to test the functionality & sensitivity by blowing. Product Ultrasonic Function Principle: When choosing ultrasonic function:1. When the machine recognizes barks for the first time, it will ouput alert tone & indicator light on. If the dog stops barking, it will reset to initial mode. If the dog barks, it will turn to next mode.2. When the machine recognizes barks for the second time, it will output vibration (which is st