Features: Color: Blue and white. Dimensions: 22x9x9 cm. Weight: 434g. Functions: Solar powered, clear, easy-to-read digital display. Temperature range: approx. -40 °C to 60 °C. Ideal for indoor or outdoor pools, spas, hot tubs, fish ponds, aquariums, hot tubs, and ornamental ponds. Small size, light weight, easy to carry. Summer is approaching, now you can see from the sofa if the pool water is warm and pleasant. The floating thermometer is ideal for home pools, spas, hot tubs, hot tubs, aquariums, and fish ponds. You can read the temperature of the pool water from the sofa. The product has no battery, you need to buy it yourself. The product uses AAA batteries (not 7). Note: Since measurements are taken by hand, the sizes shown may vary by 1-5 mm. 2. Due to the difference in light and screen, the item's color may be slightly different from the pictures. Package list: 1 solar pool thermometer + 1 temperature gauge