Elitech RCW-400A Temperature and Humidity Data Logger 3G Card up to 4 Sensors
Key Features: Comes with 1 external temperature sensor and 1 external humidity sensor, supports up to 4 temperature or humidity sensors to meet different monitoring needs. Real-time data uploaded to Cloud platform, upload interval settable, save manual logging. Alarm temp limits settable, alarm modes in case of out-of-limits and power outage: SMS, app, buzzer. To prevent an accident, records 20,000 offline temperature points and 20,000 offline humidity points, which will upload after WiFi restores. Standard plan (free) provides email alert, remote setting, and 30 days data review and storage; Advanced and professional plan available, which provide 3~5 years data storage, data export, user management, and FDA service. RCW-400A is a four-channel temperature and humidity data logger with high precision and wide temperature range. The segment LCD screen displays the system clock, current running status, memory capacity and recorded data. It has an internal buzzer that are connected to a