Rain gauge complete 10 MM Rainfall Rain Measure 200cm2 collecctor complete Material :- plastic Accurate Result Measurment Marked cylander graduated (pack of 1 complate set) A rain gauge is an instrument used to measure the amount of precipitation (rainfall) over a specific period. It is an essential tool in meteorology, hydrology, and agriculture . Design: A simple cylindrical container marked with a scale to measure the collected rain . Usage: Place the gauge in an open area, and after the rain, measure the water level against the scale