1. Two kinds of imaging modes : blue & white, red & green, one-click switching freely;
2. Image performance optimization, adjustable brightness, high accurate;
3. Medical cold light, safe for your eyes
4. Sleep function, more comfortable operation elegant design, easy to carry.
Specially seven colors to display on the vein parts of all the body,even face.
Two charging mode :
rechargeable lithium battery (can continous use for more than 5 hours ) + direct adapter charge ,no worry short of electricity.