Aluminum Alloy Electric Vein Display Instrument Red LED Infrared Vascular Vein Viewer

Features: High power red LED flashlight, can be used to help anyone locate a vein under the skin. Slim and lightweight design makes it very easy to carry and ideal for any situation. Consists of 9 light beads of special wavelengths, powered by AAA battery (not included). Can also be used for efficient IV access in emergency medicine. The optical frequency of 700nm is naturally absorbed by the blood and produces dark shadows of veins. Suitable for plastic surgery department, or it can be used for personal or clinic patient injection, physical examination and other venous puncture evaluation such as infusion and blood sampling. Specifications: Condition: 100% Brand New Material: Aluminum Alloy Length: Approx. 9.5cm / 3.7in Battery: 3 * AAA (not included) Light source form: Red LED light bead Switch mode: Bottom red button Function: one mode (one open and one off) Working Voltage: 4.5V Usage: Step 1: Minimize lighting.The results will show better in dark rooms.Press the button at the bottom of the device to turn on the infrared LED light. Step 2: Gently press your hand against the skin and slowly move the device from one side to the other.Veins will appear as shadows or dark lines that will appear on the red glowing periphery of the device. Step 3: once the vein is found (dark shadows/lines), reposition the red light around the area to get good venous view.If the vein is more superficial to the surface, you may have to move the light source further because it may be too bright and mask the vein.Follow the vein line so that you have a complete view of the size and direction. Package List: 1 * Vein Viewer 1 * Manual Note: The device must be in contact with skin when looking for veins.Taking light out of your skin doesn't show anything! Find a vein that follows a straight line.