... . 3. fast delivery Hospital Medical Portable Electric Feeding Pump for PatientFeatures Innovative door free design Pump clogging can ... -collision, anti-corrosion, anti-high & low temperatureWide-input power supplySuitable for a broad range of circumstances and countriesTechnical ... abnormal, NO AC power supply, Installation error, Low battery, Serious low batteryBattery Type 7.4 V, 1600 mAh lithium ...