The device is a digital burette designed to facilitate the bottle top titration. The pathway from which the fluid passes is chemical resistant. The burette can mark the scale of readings easily and can restore factory settings. The user friendly Prospenser bottle top dispensers and Biotrate digital burette can provide hassle free dispensing of liquids like strong acids, bases and solvents directly from a supply bottle. The burettes areattached with anti drip safety valve or a a closure cap. This valve protects against drips when bottle-top dispensers are not working. A fine adjustment mechanism of the burette permits greater reproducibility for repeat dispensing. There is no requirement for electrical outlet because of life long battery mechanism.