Water conservation is made easy with this wireless rain gauge by Acu-Rite. Accurate rainfall readings in inches or millimeters and an easy-to-read screen helps you manage your garden or lawn. Signal provides a range of up to 100-feet, and the rain reservoir is self-emptying, allowing easy placement of the outdoor sensor on your house. Rain alert and flood watch alert keep you up-to-date on whats happening outside. Rainfall history is stored and can be displayed per day or in total accumulation.