The function of this water level indicator is to show the water level and remind you to water when there is no water. It is convenient to use, the water level meter use process is very convenient. Its use is also very wide, suitable for all kinds of flowerpots. Features -Color:Light Grey -Material:Plastic -Size:36.00X2.00X2.00cm/14.15X0.79X0.79in -Size:22.80X2.00X2.00cm/8.97X0.79X0.79in -Size:20.00X2.00X2.00cm/7.87X0.79X0.79in -Size:16.50X2.00X2.00cm/6.49X0.79X0.79in -Size:14.90X2.00X2.00cm/5.86X0.79X0.79in - Water level indicator is strong enough, not easily deformed or broken, and . - No tools required and zero assembly, easy and convenient to use, practical gardening tool. - Don't water too much! And the buoy of indicators should not water marks. - General watering volume buoys are shown in the third and fourth positions mark best. - When you poured the right amount of water, the buoy will float, easy and convenient to use. Package list: 5 Level Indicators