Features: Wide Range: Covers a 50-foot range with low power consumption, effectively stopping barking from both your dog and neighbors' dogs.Easy to use with adjustable sensitivity levels to suit your dog's unique needs.Training Dog: The dogs trainers can effectively trains your dogs to be obedient and stop some unwanted behaviors, such as barking, digging, chewing and more.Simple & Portable: LED Ultrasonic Dog Repeller capable of sending a message to approaching dogs before they become aggressive. This device can be used anywhere - jogging or walking, cycling, at the parks, in the car, at beach etcMulti-Functional: It can also prevent you from dog attacks, fit for training many kinds of dogs, such as pets, shepherding, suitable for outdoor work, travelNotice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: PC/ABSDiameter: 11.1*8.5*4CMIncluded Accessories: Instruction manual, Type-C charging cableBattery Capacity: 1200mAhBattery Type: PolymersOperating Current: 500mACharging Voltage: 5VContinuous Working Time: 2 hoursMotor Speed: 15000rpmLED Type: LEDUltrasonic Power: 20-30kHzCharging Time: 40 minutesPackage List:1 x Ultrasonic Bark Deterrent Dog Training Device