1.Colorful Atmosphere with Timer: Equipped with vibrant RGB lights, this outdoor pool thermometer provides a delightful visual effect while the timing pool thermometer function allows you to set specific measurement times. 2.Child Safety Lock: The floating pool thermometer comes with a child lock feature that prevents accidental touches or disturbances from water waves, ensuring consistent and accurate temperature settings. 3.Solar Powered & Long-lasting: This water temperature meter utilizes solar charging with a built-in 2200mAh lithium battery and large solar panel for extended use without frequent charging. 4.Lightweight & Buoyant: Designed to float on water, the pool tub temperature monitor is sturdy yet lightweight. It includes a tether for easy positioning or retrieval. 5.High Protection Standard: Enjoy peace of mind with the IP68 waterproof and 720° dustproof design, ensuring your device remains safe from water and debris. LED temperature display: -19.9℃-70℃ (-3.82℉-158℉) Temperature unit switchable display: °C/°F Default display unit: Temperature (℉) LED digital display on/off Function RGB atmosphere light color display: RGB overall change-RGB changes from right to left-7 color cycle-blue-light blue-green-yellow-red-purple-white Ambient light countdown off function: set time: always on-60-120-180-240-360 minutes Wireless transmission distance: open distance is 100 meters Protection level: IP68 Built-in 2200mAh battery Solar charging panel size: 3.0 inches Screen size: 1.57 inches Waterproof TPYE-C charging port Child lock function Charging method: solar 3.5-5.5V/TPYE-C charging Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Color: A:Sky Blue Material: plastic Pac