Shopping security
Ensure precise environmental monitoring with this Large LED Display Temperature and Humidity Transmitter, designed for clear, long-distance visibility and real-time environmental tracking. Featuring bright, high-contrast LED digits ranging from 1.8 to 5 inches, this wall-mounted unit offers customizable screen content, accurate Swiss sensors, and optional communication interfaces like USB, RS485, or TCP/IP.
Ideal for industrial and commercial use in warehouses, cleanrooms, laboratories, and cold storage facilities, this display allows staff to easily spot temperature or humidity changes from up to 75 meters away.
High-visibility LED display (1.8"–5.0") visible from 15 to 75 meters
Built-in or external sensor options for flexible installation
High accuracy Swiss sensor (±0.5°C, ±5% RH)
Simultaneous display of year, month, day, temperature, and humidity
Wall-mounted design with modern appearance
Customizable alarm limits with external sound & light alarm (optional)
Memory storage for up to 43,000 readings
Optional PC monitoring software for remote analysis and certification
Deviation calibration and user-defined high/low alarm settings
| Parameter | Details |
|---|---|
| Display Size Options | 1.8″ / 3.0″ / 5.0″ LED |
| Visual Range | 20M (1.8″), 40M (3.0″), 75M (5.0″) |
| Temperature Accuracy | ±0.5℃ (-20℃~70℃), others ±1℃ |
| Humidity Accuracy | ±5% RH |
| Sensor Type | Internal (-TH) or External (-EX with 3m cable) |
| Temperature Range | -40°C to 85°C (-TH), -100°C to 150°C (-EX) |
| Humidity Range | 0% to 100% RH (except for -EX only models) |
| Resolution | Temperature: 0.1°C, Humidity: 0.1% RH |
| Memory Capacity | Stores up to 43,000 readings |
| Interface Options | USB / RJ45 / RS485 / TCP-IP (optional) |
| Alarm Functions | Optional external sound & light alarm |
| Deviation Calibration | Supported via control buttons |
| Display Content | Date + Temperature + Humidity |
| Power Supply | Standard AC power |
| Display Size | Visual Range | Function | Specifications |
|---|
| 1.8" | 20m | Temperature & Humidity | - Temp Range: -40~85°C - Accuracy: ±0.5°C (-20~70°C), ±1°C other - Humidity: 0–100% RH - Humidity Accuracy: ±5% RH - Internal Sensor - Size: 38×24×4.5 cm |
| 2.3" | 40m | Temperature & Humidity | - Temp Range: -40~85°C - Accuracy: ±0.5°C (-20~70°C), ±1°C other - Humidity: 0–100% RH - Humidity Accuracy: ±5% RH - Internal Sensor - Size: 38×24×4.5 cm |
| 2.3" | 40m | Temperature (External Sensor) | - Temp Range: -40~85°C - Accuracy: ±0.5°C (-20~70°C), ±1°C other - External Sensor with 3m cable - Size: 38×24×4.5 cm |
| 1.8" | 50m | Temperature & Humidity | - Temp Range: -40~85°C - Accuracy: ±0.5°C (-20~70°C), ±1°C other - Humidity: 0–100% RH - Humidity Accuracy: ±5% RH - Internal Sensor - Size: 60.1×38.3×5 cm |
| 1.8" | 50m | Time, Temperature & Humidity | - Temp Range: -40~85°C - Accuracy: ±0.5°C (-20~70°C), ±1°C other - Humidity: 0–100% RH - Humidity Accuracy: ±5% RH - Size: 400×284×46 mm |
| 1.8" | 50m | Temperature, Humidity & Noise | - Temp Adjustment: ±10°C - Humidity Adjustment: ±20% RH - Noise Range: 30–130 dB - Accuracy: ±1.5 dB - Frequency: 31.5Hz–8.5kHz - Dynamic Range: 50 dB - Power: AC110–220V - Size: 400×284×46 mm |
| 1.8" | 50m | Temperature, Humidity & PM2.5 Sensor | - PM2.5 Laser Sensor - Particle Size: ≥2.5μm - Response Time: ≤20s - Working Temp: -10°C to 60°C - Humidity ≤95% RH - Size: 400×284×46 mm |
| — | — | External Sound & Light Alarm | - Optional add-on - Compatible with HE2XX series models |

Temperature & humidity sensor
User manual
Warranty card
Quality certificate
External sound & light alarm
RS485 or TCP/IP communication
Data logging and remote monitoring via PC
LogPro Software for:
Logger settings
Data download & export
Graphical analysis
File formats: Excel, PDF, BMP
Perfect for environmental monitoring in:
Warehouses & cleanrooms
Cold storage & laboratories
Hospitals & nurseries
Museums & archives
Police interrogation rooms
Schools, restaurants, and offices
Greenhouses & animal husbandry facilities
Ships within 48 hours · Estimated delivery Jun 25 - Jun 30
US$40
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