Diesel Exhaust Fluid (DEF) is essential to keeping your vehicle up and running. DEF - A Necessity in BSVI range of Pro Series trucks, is a mixture of water and urea that gets injected into your exhaust before it exits the tailpipe, causing a chemical reaction that transforms harmful pollutants into clean air. DEF Pumps is an useful app for a chain of DEF Pumps (developed by a highly professional Entrepreneur) to maintain their daily Sales and Accounts in a professional manner. It has different user levels, roles and its task assignment. A Sale can also be monitored by its Supervisor / Admin. A dashboard is also provided for every user which will provide useful information at a glance for that particular User. More Features are being added time to time.