Ultrasonic Anti Bark Pet Control, Dog Training Repeller Device Ultrasonic Dog Driver Portable Dog Trainer Size:Single Head Reminder: It is recommended to

Reminder: It is recommended to fully charge the battery for the first time use

No installation required reduce the complex and tedious installation steps

Material:Polyester

Put on your wrist and free your hands

and practicality

Ultrasonic Anti Bark Pet Control, Dog Training Repeller Device Ultrasonic Dog Driver Portable Dog Trainer Size:Single Head Reminder: It is recommended toProduct category: dog trainer Color: single headed black, single headed yellow, double headed black, single headed black (with battery), single headed yellow (with battery), double headed black (with battery) Material: ABS Package includes: 1 dog driver (excluding battery) Product size: 13. 7 * 5. 5 * 2. 5cm