Reviewers mostly say Waggle Pet Monitor delivers real peace of mind for RV, camper, vehicle, and travel use, with temperature and humidity tracking, phone alerts, and optional cameras helping them check on pets and react to power or HVAC problems. Several users describe it as reliable, easy enough to use after setup, and backed by responsive email support. The main complaints are durability and consistency: some units die within a year, need resets or replacements, show questionable readings, struggle in weak cell coverage, and can be frustrating to set up or troubleshoot.