Milesight AM103 & AM103L LoRaWAN® Indoor Ambience Monitoring Sensor (EU868)


:Out Of Stock

  • Monitors CO2, Humidity and Temperature
  • Traffic Light Status Indicator
  • Supports Data Storage and Retransmission
  • 2.13 -Inch E-Ink Screen (AM103)
  • Vivid Emoticon Indication (AM103)
  • Battery Life up to 3 Years (AM103) / 4 Years (AM103L)

With E-Ink Display:  

The AM103 is a compact indoor ambient monitoring sensor designed for real-time measurement of temperature, humidity, and CO2 levels. These parameters are displayed on an E-ink screen, enabling easy quantification of indoor environment and comfort. The AM103 is ideal for offices, stores, classrooms, and hospitals. Beyond screen display, the sensor data can be transmitted using LoRaWAN® technology. This low-power feature allows the AM103 to operate for over three years with two replaceable batteries. When combined with Milesight LoRaWAN® gateway and the Milesight IoT Cloud solution, users can remotely and visually manage all sensor data.

Product Features

  • Integrated Multiple Sensors: Includes humidity, temperature, and CO2 sensors.
  • Visual Data Display: E-ink screen provides clear emoticons to easily understand comfort levels.
  • Smart Hibernate Mode: Scheduled to save battery power.
  • Traffic Light Indicator: Indicates multi-level CO2 threshold alarms.
  • Long Battery Life: Operates for more than 3 years without needing battery replacement.
  • Historical Data Storage: Stores 560 local records and supports retransmission to prevent data loss.
  • Built-In NFC: For easy sensor configuration.
  • LoRaWAN® Compliance: Compatible with standard LoRaWAN® gateways and network servers.

Product Video


Product Specifications


Wireless Transmission
Technology LoRaWAN®
Frequency CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923-1&2&3&4
Tx Power 16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz)
Sensitivity -137dBm @300bps
Mode OTAA/ABP Class A
Range -20°C to + 70°C
Accuracy 0°C to + 70°C (+/- 0.3°C), -20°C to 0°C (+/- 0.6°C)
Resolution 0.1°C
Range 0% to 100% RH
Accuracy 10% to 90% RH (± 3%), below 10% and above 90% RH (± 5%)
Resolution 0.5% RH
Carbon Dioxide (CO2)
Range 400 to 5000 ppm
Accuracy ± (30 ppm + 3 % of reading)
Resolution 1 ppm
Display & Configuration
Display AM103: 2.13-inch Dark & Light E-Ink Screen
AM103L: Not Support
Button 1 × Power Button + 1 × Reset Button
LED 1 × Traffic Light Status Indicator + 1 × Buzzer
Configuration Mobile App via NFC
Physical Characteristics
Power Supply 2 × 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries
Battery Life1
(10 min interval)
AM103: Around 3 Years
AM103L: Around 4 Years
Operating Temperature -20°C to +60°C (E-Ink Screen: 0°C - 40°C)
Relative Humidity 0% to 95% (non-condensing)
Ingress Protection IP30
Dimension 68 × 65 × 20.5 mm (2.68 × 2.56 × 0.81 in)
Installation Wall Mounting

Product Downloads

Shipping Policy

We provide worldwide shipping using only tracked shipping services. Currently all our international shipments are performed by TNT Express and FedEx. Local shipments to Greece are performed either directly from us or using local shipping couriers (i.e. ELTA Courier).

We ship products within 1-3 days after the order is placed. You will be notified by email when your order is dispatched and you will receive the relevant shipment tracking number which you can use to track your shipment.

Shipment Tracking

You can use the following links to track your order using the provided tracking number in the case of international orders.
  • Orders shipped with TNT Express: TNT Tracking
  • Orders shipped with FedEx: FedEX Tracking
  • General Return Policy

    We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

    To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

    To start a return, you can contact us at If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

    For any further information, help and support regarding the shipping and/or return process you can contact us at:

  • Email:
  • Telephone: +30 210 421 2380