LoRaWAN® Pulse Counter

Make it Count

em300 di 1 small
em300 di 2 small
em300 di 3 small
  • Superior Accuracy
  • Embedded with 2 Sensors
  • Data Storage, Retransmission and Retrievability
  • Versatile Applications
  • IP67 Waterproof
  • LoRaWAN® Based
  • Ultra-Low Power Consumption

Count, Conserve, Control

EM300-DI LoRaWAN® Pulse Counter is used to remotely read metering data from water meters. It turns existing traditional water meters into smart meters via LoRaWAN® network which further enables easier management and increases the efficiency of water use.

Explore EM300-DI Application

Superior Accuracy

  • Filter out Interference Signals Automatically
  • Configure the Device as Needed to Secure the Accuracy

*Stop, Refresh, Clear and Accumulated Counting Supported

Embedded with 2 Sensors

EM300-DI LoRaWAN® Pulse Counter is embedded with temperature and humidity sensors for environmental monitoring.

Versatile Applications

agricultural irrigation
industrial water use
meter reading

IP67 Waterproof

EM300-DI is equipped with IP67 rated enclosure which enables it to function properly even in the most demanding environments.

Long Battery Life

  • Single battery lasts 5 years
  • Dual batteries last 10 years

LoRaWAN® Based

  • Penetrating Signals: data transmission range up to 2 km in urban areas and 15 km in rural areas
  • High Compatibility: compliant with standard LoRaWAN® gateways and network servers

Store Capacity with 1,000 Sets of Historical Data Records

Data can be stored in the device and cannot be manually deleted, further securing the traceability of the reported information.

Support Retransmission
for Reliable Communication

With support for data retransmission, the device guarantees that the web server gets all the data even if the network is down occasionally.

Cloud Data Management
Milesight IoT Cloud

  • Data Visualization Dashboard:
    All figures in a glance
  • Automatic Triggers:
    Interactive collaboration with Milesight IoT sensors
    to realize scene-based automation
  • Regular Reports & Real-Time Alerts:
    Data-based insights
  • Android & iOS App:
    Manage devices at your fingertips

NFC Configuration

Switching On/Off & Configuring the Devices Wirelessly

nfc 1

1st Step

Install the
Milesight ToolBox

nfc 2

2nd Step

Enable NFC and run ToolBox,
then attach your phone to the device

nfc 3

3rd Step

Verify the password
and start configuring

Explore More About NFC Configuration >>




Wireless Transmission
Tx Power16dBm(868)/20dBm(915)/19dBm(470)
Sensitivity-137dBm @300bps
ModeOTAA/ABP Class A
Port1 × GPIO Interface, Dry Contact
Work ModePulse Counter, Digital Input
Cable Length1 m (Customizable)
Applicable MetersReed switches meters or any other passive pulse meters
Range-30°C to + 70°C
Accuracy0°C to + 70°C (+/- 0.3°C), -30°C to 0°C (+/- 0.6°C)
Range0% to 100% RH
Accuracy10% to 90% RH (+/- 3%), below 10% and above 90% RH (+/- 5%)
Resolution0.5% RH
Power On & OffNFC, Power Button (Internal)
ConfigurationNFC Configuration via Mobile App
Physical Characteristics
Power Supply1 × 4000 mAh ER18505 Li-SOCL2 Battery (extendable to 2 batteries)
Battery Life*5 years (10 min interval )
Operating Temperature-30°C to +70°C
Relative Humidity≤95% (non-condensing)
Material & ColorABS + PC, White
Ingress ProtectionIP67
Dimension105.6 × 85.2 × 27 mm (4.15 × 3.35 × 1.06 in)
InstallationScrew Mounting


*Your Email


*Your Phone


*Your Website

*Business Type

*What Product are You Interested in?


*Verification Code

Verify Code

If you are interested in Milesight, please leave us a message.

Verify Code

Contact Us

Contact Us

Verify Code

Contact Us to Get More Information