Kelvin Water Technologies Pvt. Ltd. is a company dedicated to providing the best possible solutions for its customers It designs, manufactures, and installs of a semi-automatic composter is a machine designed to compost organic waste in an efficient and convenient way. It typically consists of a large, enclosed container with multiple compartments. The organic waste is placed into one of the compartments and mixed with a composting agent to introduce microorganisms that break down the waste into compost.