Instrument Weighing Disp-lay A9 Electronic Scale Floor Scale Instrument With Printing Instrument XK3190-A9+P , High Resolution

Sigma-delta high-precision analog-to-digital conversion, which can process signals in the range of -16 to 18mV No need to re-calibrate when changing the meter, high precision and good consistency The DC interface has anti-reverse and anti-short circuit protection Strong anti-interference ability, suitable for a wide range of environments AC and DC dual use, standard battery