The moisture meter can quickly measure the moisture content of grain. 1. High-power red LED: Features nine round red LEDs that enhance visibility for locating veins. Blood absorbs this frequency of light, making veins more visible under the skin. 2. Easy to find veins: Gently press the skin and slowly move the device from side to side. Veins appear as shadows or dark lines at the periphery of the red light emitted by the device. 3. Portable design: The device is slim and compact, ideal for carrying in a bag or pocket. Suitable for use indoors or outdoors. 4. Application areas: Designed for use in pediatrics, oncology, radiology, emergency care, geriatrics, laboratory settings, surgery, outpatient clinics, and other medical environments. 5. Suitable for various patients: Especially useful for infants, children, obese individuals, and those with dark or hairy skin on areas such as the forehead, hands, arms, and legs. Infrared Vein Finder Specification: Item Type: Vein Viewer Material: Aluminum Alloy Weight: Approximately 56 g (1.98 oz) Size: 95 x 28 mm (3.74 x 1.10 in) Battery: 3 x AAA (battery not included) Light Source: Red Light Application: Vein detection, red light physiotherapy Package List: 1 x Vein Finder Device