["The Milesight AM104-868M is a versatile indoor environmental sensor with LoRaWAN communication and integrated E-Ink display. It precisely measures temperature, humidity, light intensity and movements using a PIR sensor, providing comprehensive environmental data for smart interior monitoring. The energy-saving E-Ink display shows important measured values ​​directly on site, ideal for smart buildings, offices and public facilities. Ideal for comprehensive monitoring of indoor spaces with regard to climate, lighting and movement. Helps optimize comfort, safety and energy efficiency in offices, schools, hospitals and public buildings", "Measurement of temperature, humidity, light intensity and movement (PIR)", "Integrated E-Ink display for clear display of the measured values", "LoRaWAN communication (868 MHz) for wireless and energy-efficient transmission", "Compact, modern design for wall or ceiling mounting", "Long-term stable sensors for precise and reliable measurements", "Long battery life thanks to energy-saving technology", "Compatible with Milesight IoT Cloud, TTN, Helium & Co", "Model: AM104-868M", "Measurement parameters: temperature, humidity, light intensity, PIR motion sensor", "Communication: LoRaWAN® 1.0.2 / 1.0.3, EU868", "Range: up to 15 km (open field)", "Power supply: 2 × 3.6V ER14505 lithium batteries (replaceable)", "Battery life: up to 5 years (depending on usage)", "Display: E-Ink (electronic ink) for energy-saving display", "Housing protection: IP30 (indoor use)", "Temperature range: -20°C to +60°C", "Dimensions: 95 × 95 × 32mm", "Color: White", "Mounting: wall or ceiling mounting (including accessories)"]