Experience Accuracy with Aotumatic Sensor Technology: Equipped with intelligent LED digital screens and high-sensitivity inbuilt sensors, our baby bath thermometer delivers extremely accurate real-time temperature readings. Touch it to light up immediately and it automatically switches off after about 5 seconds, saving on energy consumption. Simply place it in the bathtub with water and within a second, it enlightens you with the exact temperature. Optimized Temperature Guidance with 3-Color Warning System: Our thermometer delivers valuable temperature guidance when your baby's bathing. It changes color codes: Blue for too cold temperatures less than 92 ℉, Green for the best recommended temperatures between 93℉-102 ℉, and Red for too hot temperatures higher than 102℉. This intuitive system ensures that your baby baths in the perfect water temperature range. Long Battery Life & Waterproof: The astronaut thermometer boasts a ultra-long battery life that can light up 20, 000 times without needing a battery change. Its IPX7 waterproof level ensures you don't have to worry about water seepage thus maximizes durability. Safe, Skin-friendly & Fun: Crafted from BPA-free material, the surface is carefully polished to be smooth and devoid of burrs, keeping your baby's delicate skin safe. This thermometer also doubles as a fun floating toy making bath time a joy for your little one, while also ensuring the water's temperature and material is comfortable to prevent fussiness. Multipurpose 2 in 1 Digital Thermometer: This chic thermometer does more than just measure water temperature. size: 9.7cm Material: plastic colour: white Package Contents: 1 x Water Thermometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.