1. Product structure: plastic protector for spike with air filter, soft tube, drip chamber with blood filter, ABS flow regulator, flash bulb injection site for adding madicine ,luer slip with 18G needle 2. Product instruction: The products are made by medical polymer materials. Sterilized by EO gas; sterile, non-n free. Made with medical soft materials, surface is sound and transparent.3. Scope for use: for infusing blood or blood components in clinicï¼4. Reference Standard:ISO1135-4:2010Options as customer's requiment1. with or without air vented spike ;2. with "Y" injection port or flash bulb injection port or without injection part3. with or without needle4. luer slip or luer lock5. 88cm drip-chamber or 98cm drip-chamber6. packed in PE or blister or complex transparent bag with paper