Features:1.6-band ultrasonic infinite loop scan(13-25KHZ/26-35KHZ/36-45KHZ/46-55KHZ/56-65KHZ/66-75KHZ)2.Variable frequency band will be in return every 2 seconds and all frequency can work together.3.Wide Applicable scenes’An essential item for all outdoor activities, especially for camping, hunting, mountaineering, running, hiking and so on.4.More safe for child and pet‘This repellent is 100% safe and effective. Ultrasonic sound is inaudible to humans and household pets. Environmental friendly alternative to harmful and dangerous 5.Rechargeable battery，Lithium battery is rechargeable by using micro USB cable in package.6.Portable hook for carrying，Comes with a hook, you can hang it outdoors. Specifications:1.Sound frequency: 15~75KHz2.Effective range: 10-60 square meter3.Output frequency: 13KHz~75KHZ4.Material composition: ABS5.Working current: 1.8MA6.Battery capacity: 100mAh7.Battery type: polymer lithium battery

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