Dragino D20 | Cellular Temperature Sensor (NB-IoT) Power Source:Non-Rechargeable Battery (19000mAh) this optical probe does not

this optical probe does not consume oxygen during measurement

heavy machinery on construction sites

Robust Field Deployment Equipped with a hardware watchdog for system stability and a micro-USB port for simplified local configuration

perfect for warehouse safety and logistics

2°C typical accuracy (0°C to 65°C)

Dragino D20 | Cellular Temperature Sensor (NB-IoT) Power Source:Non-Rechargeable Battery (19000mAh) this optical probe does notThe Dragino D20 is a carrier grade Cellular Temperature Sensor engineered for reliable monitoring across diverse industrial environments. By leveraging NB IoT connectivity, the D20 transmits thermal data directly to your platform without the need for local gateways. Featuring a high quality DS18B20 stainless steel probe, this sensor is ideal for quantifying liquid temperatures in pipelines, monitoring chemical storage, or tracking HVAC performance.