This water level gauge is a practical and necessity checking tool for you, it is very useful and helpful for checking the level of water. Made of reliable materials, safe and durable for long time using. You can get a precise and accurate data, and it is reflective, brings you convenience. Features -Color:Assorted Color -Material:Film -Size:100.00X10.00X0.20cm/39.30X3.93X0.08in - Suitable for all kinds of pool, easy to install with self-adhesive design, can be a great convenience for you. - Resistant to sun and high temperatures. Designed for outdoor use, the sturdy material will last a long time and meet your needs. - Clear scale, bright color design, easy to understand, can intuitively see the water level. - It can be stuck in the pool firmly, not easy to fall off, very durable and practical to use. - Simple operation, easy to use, timely remind you when there is no water, bring convenience for you. Package list: 1 Level Gauge