The moisture meter can quickly measure the moisture content of the grain.1. High-power red LED: Nine round red LED LEDs make searching for veins easier and faster. Blood naturally absorbs this frequency of light, making the veins more visible through the skin.2. Easy to find vein: Gently press the skin with your hand and slowly move the device from side to side. Veins will appear as shadows or dark lines and will appear on the outskirts of the red light surrounding the device.3. Easy to carry: This cord finder is slim and compact, making it perfect to carry around. You can carry it in your bag or in your clothes pocket. It can be easily used indoors or outdoors.4. Application Situations: Widely used in pediatrics, oncology, radiology, emergencies, geriatrics, laboratory, surgery, outpatient clinic, plastic, vessels, etc.5. Applies to people: especially suitable for infants, children, obese patients, people with dark skin or hairy skin on the face, forehead, hands, arms, legs, face, etc.. Infrared Vein Finder Browser. Infrared Vein Finder BrowserSpecification:Item Type: Vein ViewerMaterial: Aluminum AlloyWeight: ok. 56 g1,98 ozSize: 95x28mm3.74x1.10inBattery: 3xAAA (supplied without battery)Light Source: Red LightApplication: vein finder, red light physiotherapy. Infrared Vein Finder Browser. Infrared Vein Finder BrowserList of packages:1 x Vein Search Browser. Infrared Vein Finder Browser. Infrared Vein Finder Browser