Easy to use, baby bath thermometer: No on-off button, Activates automatically by shaking it on your hand.
High and low-temperature alarm, LCD displays COLD for low temperature and HOT with red LED light flashing for high temperature.
A safe and funny baby bathroom thermometer and baby bathtub toy.
Safe and harmless built-in battery, at least 1-year battery lifespan. Note: When the number display is the incomplete or dark screen, please replace the battery. If you do not use the battery for a long time, please remove the battery.