Humidity and temperature sensor with AMS ENS210. Size is 60x60x22mm with a wall mount bracket.

Use 2AAA batteries, not included.

Range between 2 modules is 2300 meters.

$23.31 at 1 pcs; $19.43 each at 10 pcs; $17.87 each at 100-pcs; $15.54 each at 1000-pcs