Effective Anti Itch Device: Bite Relief Device offers a physical solution to relieve itching caused by bite. It's portable, convenient, and suitable for both children and adults Compact: With dimensions of 0.75'x4.13', this quick anti itch device is lightweight and easy to carry around Adjustable mode: Multifunctional bite relief tool Select the appropriate mode according to the situation. Press the switch button once for 50 degree and twice for 40 degrees Versatile: The Bite relief device can be also used for bee stings, wasp stings, and other bites, it is a must have for anyone Application: The bite relief tool is suitable for indoor or outdoor activities, such as camping, hiking, and backpacking and makes your life easier Specification: Material: PC Size Chart: 1.9cmx10.5cm/0.75inchx4.13inch Package Includes: 1 Bite Itch Relief 1 usb cable 1 manual Note: Please allow slightly errors 1-2cm differences due to manual measurement.