Voltage : 220-240VTemperature Range : 16-32 CPower : 400 WAdjustable Aquarium Submersible Heater Digital Fish Tank Water Heater Rod ThermometerItem Specifics:Product Name: Digital HeaterMaterial: ABS+ Soft RubberQuantity: 1 pieceVoltage: 220V-240V 50HZ/60HZLength of Heater rod: about 25cmLength of Cable: about 170cmWattage: 300W, 500W for optional300W suit for 150-300L Water, suitable for Tank 80-100cm Length500W suit for 250-500L Water, suitable for Tank 130-150cm LengthFeatures:-- Integrated LCD Digital DisplayIntelligent digital display, Real time temperature measurement, High precision-- ACCURATE Temperature Difference +/- 1 Use the advanced sensing probe, Sensitive to temperature high spirit-- INTELLIGENT Temperature Control System, More SafeReal-time monitoring of temperature control, offer system protection, reduce unnecessary energy waste-- SIMPLE Operation Usage16 to 36 control range, a single bond type temperature cycle adjustment, without complex set up process-- Microcomputer Automatic Memory SystemNo need to reset the power again when start, Microcomputer automatic memory power before setting temperaturePackage Included: (NOT Include any other item shown)Package Included: (NOT Include any other item shown)1 x Digital HeaterNote:1. Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid.2. The colors may have difference due to different display.Thank you for your understanding!