Feature: 1. It is safe to use, physical anti-itch, and refuses allergy and chemical residues. The heating head is made of SUS304 stainless steel, which is healthy, safe and does not rust. 2. 2 seconds of heat transfer to quickly relieve itching, using heat frequency pulse technology to evenly infiltrate the soothing heat into the bite area, and motor vibration massage to relieve itching and pain. 3. Two gears of accurate temperature. 40? for children, 50? for adults, suitable for people of different ages. 4. Easy to use, no wiring, built-in 500Mah lithium battery, fully charged can be used 260 times (each time use for 1 minute can be used 260 times), long battery life. 5. The small figure does not take up space, and it can be easily put into a regular-sized pocket, making it more convenient to use at any time. Specification: Item Type: Anti-Itch Stick Material: ABS+SUS304 Stainless Steel Weight: Approx. 135g / 4.8oz Product Total Length: Approx.15cm / 5.91in Product Diameter: Approx. 2.5cm / 0.99in Voltage: 5V Battery: 1 x Built-in AA lithium battery with a capacity of 500MAH (battery included) Gear Position: two gears, 40? and 50? Use Time: 260 times when fully charged (260 times in 1 minute each time) Charging Method: USB charging How to Use: 1. Press and hold the switch for 2 seconds to turn on, and click to switch modes. 2. Two gears of temperature, first level is 40?, suitable for children, white light is always on. Second gear is 50?, suitable for adults, breathing light flashes. 3. USB powered, can be connected to laptop, host, mobile phone charging head, mobile power charging. 4. Place the thermal physiotherapy head close to the bite area, and it is recommendIt has a wide range of uses. It can be used to relieve itching of and bites, quickly relieve itching, and can also be used to relieve pain and swelling. Easy to use, no wiring, built-in 500Mah lithium battery, fully charged can be used 260 times (each time use for 1 minute can be used 260 times), long battery life. Two gears of accurate temperature. 40? for children, 50? for adults, suitable for people of different ages. The small figure does not take up space, and it can be easily put into a regular-sized pocket, making it more convenient to use at any time. It is safe to use, physical anti-itch, and refuses allergy and chemical residues. The heating head is made of SUS304 stainless steel, which is healthy, safe and does not rust.: B09HQN2QQC. Manufacturer: WNSC. Item Weight: 5 ounces. Package Dimensions: 7.48 x 2.76 x 1.57 inches.