Descriptions:

• Wonderful Tool for testing LED (2-150mA), can test Lots of  LED at the same time.
• Material: High quality hard plastic, Lightweight and compact
  
• Powered by a 9V (Included)
• Item size: Approx. 8*5.5*2.2cm (L*W*H)
  
• Color: White
  
• Weight: 50g
  
• Dimension: 80  x 55  x 22 mm

Features:

• Handy device for testing LED's (2-150mA)

• Simply plug your LED into the correct holes (all of which are marked) and push the button to test its brightness, illuminant color, etc

• The top row is for 2 pin LED's with currents ranging from 2mA - 30mA

• The bottom row is for 4 pin LED's (piranha LED's) with currents ranging from 20mA - 150mA