Feature: 1. Real‑time display of temperature and humidity, optional different modules can achieve temperature and humidity transmission output and RS485 communication function. 2. Imported high‑performance, high‑accuracy, anti‑corrosion, long‑life digital temperature and humidity sensors, have wide measuring range, good linearity, can work reliably in various environments for a long time. 3. The sensor uses 4 wires for temperature and humidity signal transmission, and the distance between the sensor and the instrument can be within 30 meters. 4. Clear LED and high contrast display allows you to see the bright LED numbers from all corners. 5. Small in size and light in weight, convenient to carry and use at any time, very convenient and practical. Specification: Item Type: Temperature Humidity Controller Model: MH0348 Power Supply: AC85-250V 50HZ Product Power Consumption: ≤2W Resolution: 0.1 Setting Temperature: -40℃-120℃ Set Humidity: 0-99.9% Basic Error: Temperature (≤±0.5%FS), humidity (≤±4.5%FS) Display Device: LED (0.56 inch) Control Output: AC250V3A (resistive load) optional module can realize RS485 communication and current signal transmission output function Use Environment: -10℃-50℃, 45~85%RH Use: The Main Purpose: 1. Suitable for roasting rooms, grain depots, warehouses, computer rooms, breeding, textile industry and other situations that require automatic dehumidification or humidification and automatic exhaust or heating. 2. Suitable for automatic heating and dehumidification of outdoor terminal boxes and distribution boxes to prevent various misoperation accidents caused by creepage between terminals. 3. Suitable for automatic heating and dehumidification of indoor high-voltage power distribution devices and high-voltage switch operating mechanism boxes. Automatic heating in low temperature environment to prevent switch malfunction caused by insulation creepage and mechanism failure in low temperature environment. 4. Suitable for the on-line monitoring of moisture-proof and low-temperature on multiple parts in the switchgear box, handcart-type switchgear, middle cabinet, box change and other equipment.. Package List: 1 x Temperature Humidity Controller1 x Cable1 x Cable Plug1 x Mounting Frame1 x English User Manual Note: Do not use outside the parameter voltage range.