Feature: 1. Large LCD display screen, improves readability, easy to read, easy to operate. 2. The controller is made of high quality material, not easy to damage, durable, long service life. 3. High accuracy humidity controller, to control the humidity of the environment. 4. Small size and light weight, easy to carry, it is a necessary accessory for breeding farms. 5. Mainly used in equipment and occasion that require humidification or dehumidification. Specification: Item Type: Humidity Controller Material: Plastic Color: As shown in the picture Size: Approx. 8.5x7.5x3.5cm / 3.3x3.0x1.4in Weight: Approx.235g/8.3oz Working Voltage: AC 220v 50HZ/60HZ Power Consumption: 3W Measuring Range: 1%~99%RH Display Accuracy: 1%RH Measurement Error: ±3%RH Control Accuracy: 1%RH Working Temperature: 0~80℃ . Package List: 1 x Humidity Controller1 x Sensor1 x Instruction Manual Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. Please note that the old and new type of the product will be sent randomly, and make sure you will not mind before ordering.