The anti-itch device is designed to be very light and portable. The device is small in size and light in weight. It is suitable for home, travel and outdoor use. Product Selling Points. Product Name: Anti-itch instrument Using microchip heat collection to provide heat, through infrared technology to evenly transfer heat to the skin, so that the proteins in the cause deterioration, photoelectricity to numb the skin of the and reduce . 10S effectively stop the itch, a key to stop the itch automatically stop. Suitable for scenes: life outdoor fishing camping travel Simulates the reaction of the human body after being bitten, using technology and temperature to quickly metabolize the itchy substances in the , one key to stop the itch, more and reliable, non-allergic. Product Includes. Product function: Physical , stop and reduce swelling Product Material: ABS Usage:After turning on, long press the switch Built-in motor, vibration massage to stop , fast response time, low power consumption, comfortable massage of the area to reduce , effectively promote blood circulation and local blood flow in the area, blood circulation in the area, the area and reduce . Rated voltage: 5V Product size: 65.2*27.7*18.1mm It is suitable for such as , bees, wasps and ants and subcutaneous irritants (saliva, , etc.). It is also ideal for removing dirt, stings and bee stings. (If an allergic reaction or strong stinging sensation occurs, seek attention). 1x Anti-itch device 1xUSB cableProduct Name: Anti-itch Instrument. Usage:After Turning On, Long Press The Switch. Product Material: ABS. Product Function: Physical , Stop And Reduce Swelling. Built-in Motor, Vibration Massage To Stop , Fast Response Time, Low Power Consumption, Comfortable Massage Of The Area To Reduce , Effectively Promote Blood Circulation And Local Blood Flow In The Area, Blood Circulation In The Area, The Area And Reduce .