Ensure precise water level measurements with our self-adhesive, waterproof water level ruler stickers. Keep track of water levels in your garden, pool, or reservoir with the water level gauge, an essential tool for maintaining optimal water levels in various settings. Features -Color:Red -Material:PVC -Size:50.00X8.00X0.10 cm/19.65X3.14X0.04in -Waterproof: made from waterproof materials, this ruler is ideal for use in wet and humid environments -Enhanced visibility: the reflective decal ensuring that the water level can be easily read even in low light conditions -Broad applications: ideal for use in construction, renovation, and various engineering fields -Simple to install: the self-adhesive backing allows for easy installation on any surface without the need for additional tools -Precise markings: the ruler features clear and precise reservoir markings, making it easy to measure water levels accurately Package list: 1 level sticker