Apparatus and instruments for weighing; Balances; Battery chargers; Carrying cases for mobile computers; Downloadable computer software and firmware for controlling the operation of apparatus and instruments for weighing, balances, weighing machines, weighing scales, precision balances, air purification units, electric mixers, electric kitchen grinders, humidifiers, dehumidifiers, Exercise machines, water purification units and massage apparatus; Downloadable software in the nature of a mobil...