The Veinlite LED unit is rechargeable and versatile. It features 24 light emitting diodes, which include for 12 deep red and 12 high-contrast orange LEDs. The versatility of the devices allow for them to be used together or separately. The Veinlite LED can be used on patients of all skin types and ages. With no need to keep spare batteries for the device, it is very popular in hospitals.