This Atom Syringe Pump S-1235 has four sensors that check the syringe for proper attachment to the unit, which prevents many accidents. There is a keypad used to input the flow rate accurately and with haste. It continuously monitors the pressure inside the infusion line and displays it as a trend graph. The occlusion pressure level for alarm activation can be set. This device has a lithium-ion battery, and its capacity will not decrease after being charged. There are safety messages that tell the user to check for correct operation at the beginning of infusion or in priming.