Water resistance and dust resistance usually are not long lasting situations and will diminish or be misplaced with time as a result of regular dress in and tear, unit restore, disassembly or injury. Dropping your unit might result in lack of h2o/dust resistance. Liquid problems voids the warranty. See g.co/pixel/water https://andreygmt51841.dekaronwiki.com/321930/unlocking_precision_monitoring_a_deep_dive_into_pixel_temperature_data_loggers