Profile: Precision Electronic Instruments Co. is a manufacturer of Goldtech brand electronic weighing scales and systems. Our products include loadcells, table top scale, platform scale, and digital AC control panel. Our Kanchan platform scale features high precision load cell, large LCD display, long battery backup, selectable auto off function, selectable auto zero tracking, full capacity tare function, and auto calibration facility with standard weight. We sell portable scales that can run on AC or DC power for every application from laboratory balances to portable heavy duty scales. Many scales have an output port (RS232) for use with an external device, i.e. computer, printer, and remote display board. In some cases, the output port can be added as an option.