DS-555 dc pump motor 1.Voltage:1.5,3,4. ... ,16,20,25,30,37,38,45mm 3.Speed:customized DS-555 dc pump motor1.Main voltage: 1.5,3,4 ... ,electronic toy,home equipment,electronic lock,apparatus meter,plane model,game arm,motor parts,brainpower automatic products3. Dia:10,16,20 ... Remarks: motor data can be adjusted according to customers requirement. DS-555 dc pump motor