Size:300mlSPECIFICATIONS: Material: Plastic Available Colors: White Syringe with Black Scale Type: Large Syringe Capacity: 300ml Length: 25.5cm PACKAGE INCLUDE: 1 piece 300ml syringe with converter 1 piece black connector 1 piece 1 meter catheter DESCRIPTION: 1.The Individually wrapped syringes are sealed clean but do not meet medical grade standards. Use with caution. 2.The connector of the catheter is in the plunger of the syringe, and the connector can be obtained by pulling out the plunger. Be careful not to lose small parts. 3. Large needleless syringe used in industry, laboratory, animal feeding and hobby. GUARANTEE: 1. We comply with Amazon's return policy. 2. Within 30 days, if there is any quality problem, we will take full responsibility. 3. Any damage occurred during the delivery time will be charged by us.