What is BB Cream Machine?
The nano derma pen is a portable automatic micro 7 Color Led Light BB Cream Machine. Use For BB Cream Serum, It is a Non-surgical skin rejuvenation treatment which is widely used for skin rejuvenation, enhancement of skin elasticity,wrinkle reduction, acne scar reduction, stretch mark reduction, stimulation of Hair growth,whitening and administration of active ingredients.This device helps cosmetics to be penetrated and absorbed with stimulating the skin.
Machine Parameter:
Battery:Lithium Battery(7.4V,400mAh)
Interface: Spiral
Body material:Aluminum 
Input Voltage:100-240V
Output Voltage:5V,1000MA
Adapter:US/EU available
Vibrating frequency:6500-10000r/m 
Speed levels:1-5 levels
Needle length: from 0.25mm to 2.0mm adjustable
Needle cartridge:9,12,24,36,42,Round Nano,2D,3D,5D 
Needle material:Stainless Steel & titanium 
Led Color:red,blue,green,yellow,purple,clear blue,laser white 

How to use BB Cream Machine?
Different needle length takes a different using method
The size of 0--0.50mm use method is:in the skin on the circle treatment.
The size of 1.00--2.50mm use method is:likes the stamp roller using way(stamp on the skin)