For all Grove users (especially beginners)
D20-NB/D20S-NB supports BLE configure and OTA update which make user easy to use
It includes 2 Grove connectors
The IQPH water pH sensor can be used for environmental water quality monitoring
security and availability
Milesight EM400-UDL LoRaWAN NB-IoT Ultrasonic Distance Sensor Ultrasonic For all Grove users (especiallyMilesight EM400 UDL LoRaWAN NB IoT Ultrasonic Distance Sensor EM400 UDL, as the versatile product among EM400 series, offering three versions Standard, Pro, and Snow Level with varying detection range, resolution, and accuracy, is designed to cater to the demands of professional applications. Equipped with prolonged battery life and robust IP67 rated enclosure, EM400 UDL is the perfect fit for professional and demanding applications. Additionally, its