Sonoff WIFI Switch Waterproof Temperature Sensor

$57.99 USD $37.99 USD -34%
Si7021

description

This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interface. The DS18B20 provides temperature readings over a 1-Wire interface so that only one wire (and ground) needs to be connected from a central microprocessor.

Feature:
  • 9 to 12-bit selectable resolution.
  • one digital pin for communication.
  • Multiple sensors can share one pin.
  • Query time is less than 750ms.
  • Crowtail compatible interface.

Over the past month we have had a very large demand. Due to this high demand please allow a total of 2-4 weeks for this product to arrive at your door.

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