BTA series precision technical scales for use in laboratories, production control, sorting plants, etc. A small, well designed and easy to use balance giving high weighing accuracy at a surprisingly low price. The scale has numerous special functions: automatic reset, calculation in changed mass units (ct, lb, oz and ozt), counting identical pieces, calculation of percentage mass changes, recipe making, remembering entered tare weight etc. A ring surrounding the pan (BTA 210D) protects it against air currents and allows comfortable measuring in normal conditions. When air flows are stronger, more accurate results are obtained if the optional draft shield is used. The scale has numerous special functions: automatic reset, calculation in changed mass units (ct, lb, oz and ozt), counting identical pieces, calculation of percentage mass changes, recipe making, remembering entered tare weight, etc. Communication and Procell computer software available on website www.axis.pl support user's work, enabling the direct entering of weighing results in the Excel spreadsheet or saving them in a text file. Capacity choices 210g. and 2100g.