Special Conquest:1. Longevity, longevity2. Easy to use3. Application: For 1KW-5KW Air Heater Shiba Oil4. Clean and wholesale, and clean and clean nutsStandardization:Material: MetalVoltage (DC): 12V / 24VFrequency: 1-12HzVDark color: Dark / BlackPump oil amount: 22 mlPackage Comprehensive:1 x Common Oil Heater Pump