Detailed specifications:

Properties: Injection & Puncture Instrument
Product:    Vacuum Syringe
Component: Three parts, rubber piston, needle, barrel.
Material: Made of medical grade pp
Certificate: CE, ISO13485
Package: PE/Blister package
Brand: OEM is available
Function: After injection, the needle will retract into barrel
Color: White or Transparent
Needle: Luer lock
Size: 1ml, 2ml, 3ml, 5ml, 10ml, 135ml

The price is according to different products and different specifications.