Dragino LoRa Shield ( Frequency: 433MHz / 868MHz ) Variant:868MHz 5V (battery not included)

5V (battery not included)

the detection distance increases

you can even set a certain time to send

You can choose:

Dragino LoRa Shield ( Frequency: 433MHz / 868MHz ) Variant:868MHz 5V (battery not included)The Dragino LoRa Shield is a long range transceiver on an Arduino shield form factor and based on an Open source library. The LoRa Shield allows the user to send data and reach extremely long ranges at low data rates. It provides ultra long range spread spectrum communication and high interference immunity whilst minimizing current consumption. The LoRa Shield based on RFM98W targets professional wireless sensor network applications such as irrigation