Dosing pump Jebao Jecod MD-4.4 wifi The Jebao Doser MD 4.4 is a newly innovated WIFI smart, and affordable dosing pump with 4 dosing heads. Each pump can be programmed to come on up to 24 times a day and dispense a precise amount of solution, which allows a user to keep their tank parameters stable, and removes the need for mixing supplements daily. ...