Xiaomi Mijia Smart Temperature and Humidity Monitor 3

The Xiaomi Mijia Smart Temperature and Humidity Monitor 3 (MJWSD05MMC) is a precision environmental sensor designed to help you maintain a healthy home atmosphere. Featuring an industrial-grade Swiss Sensirion sensor, it provides ultra-accurate readings of temperature and humidity, refreshing every 6 seconds to capture even the slightest fluctuations.

The device stands out with its large LCD display, which clearly shows the time alongside climate data. For added convenience, it integrates seamlessly with the Xiaomi Home app via Bluetooth, allowing you to set smart scenes—such as automatically turning on your humidifier or air conditioner when specific thresholds are met. With its adorable facial comfort indicators, you can tell at a glance if your room’s air quality is optimal.

Key Features

• High-Precision Sensing: Detects temperature changes as small as 0.1°C and humidity fluctuations as low as 1% RH.
• Large Multi-Function Display: A 62.6 × 53.2mm LCD screen displays temperature, humidity, and time simultaneously.
• Smart Home Automation: Connect via the Xiaomi Home app to trigger other Mijia smart devices (requires a Bluetooth gateway).
• Comfort Level Expressions: Uses intuitive facial icons to represent “Comfortable,” “Dry,” and “Humid” environments.
• Long Battery Life: Powered by a CR2450 button cell, providing up to 1.5 years of standby performance.
• Versatile Mounting: Includes a built-in stand for desktop use and an adhesive wall sticker for flexible placement.
• Real-Time Data Refresh: Updates readings every 6 seconds for the most current information.

Specification

• Brand: Xiaomi Mijia
• Model: MJWSD05MMC (Monitor 3)
• Material: Durable ABS plastic
• Connectivity: Bluetooth 5.0 Low Energy (BLE)
• Temperature Range: 0°C – 60°C (0.1°C resolution)
• Humidity Range: 0% – 99% RH (1% resolution)
• Battery: CR2450 (included)
• Dimensions: 79.6 × 70.2 × 14.5 mm
• Weight: 72 g
• Max Power: 45 mW