Botron’s BSRM-10 is a 10 light Surface Resistivity Meter. This portable test instrument provides both RTT (resistance top to top) and RTG (resistance top to ground) and will measure a wide variety of static dissipative and conductive materials. With 10 lights and easy to read color codes, the BSRM-10 is accurate to +/- 20%. Quick and easy testing is just a push of a button. Ranges from 10³ to 10¹²