A “tachometer” (revolution-counter, tach, rev-counter, RPM gauge) is an instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine. The device usually displays the revolutions...

ST302 from Sentry is handheld CO2 tester, will quick warm-up time and sound warning. ST302 from Sentry comes with the following properties: Fast warm-up time.  Sound warning.  USB power supply.  Backlight display function...

A thermometer measures the temperature of the environment or material that we are operating on. Two means help the thermometer to display the signal. First, the digital sensor in infrared models, and secondly the converter that shows the numbers.You can...

    A thermometer measures the temperature of the environment or material that we are operating on. Two means help the thermometer to display the signal. First, the digital sensor in infrared models, and secondly the converter that shows the...

SENTRY Infrared Thermometer ST630 Temperature Range -20~320℃, DS Ratio 8:1, Resolution 0.5℃   The ST630 infrared thermometer is the economical appliance with infrared application. With the temperature range of -20~320℃ (-4~608℉). As a quick...

Household and Forehead non-contact Infrared Thermometer - ST631 Dual temperature measurement, hygienic, quick response   An infrared thermometer measure temperature from a distance. it detects infrared light emitted from an object and focus it...

SENTRY Infrared Thermometer ST632 Temperature Range -20~500℃, DS Ratio 8:1, Resolution 0.2℃   The ST632 infrared thermometer is the economical appliance with infrared application. With the temperature range of -20~500℃ (-4~932℉). As a quick...

      A thermometer measures the temperature of the environment or material that we are operating on. Two means help the thermometer to display the signal. First, the digital sensor in infrared models, and secondly the converter that...

      ST643 from Sentry is an intelligent non-contact infrared thermometer. Beyond the conventional temperature measuring instruments, two novel functions are build-in.With the e-Smart function, it is highly beneficial for users to...

SENTRY Infrared Thermometer ST652 Temperature Range -32~535℃, DS Ratio 12:1, Resolution 0.1℃   The ST652 series is non-contact infrared temperature measuring instruments. With the temperature range of -32~535℃ (-25~995℉). As a quick report,...

SENTRY Infrared Thermometer ST653 Temperature Range -32~535℃, DS Ratio 12:1, Resolution 0.1℃   The ST653 series is non-contact infrared temperature measuring instruments. With the temperature range of -32~535℃ (-25~995℉). As a quick report,...

SENTRY Infrared Thermometer ST662 Temperature Range -50~999℃, DS Ratio 12:1, Resolution 1℃   The ST662 series are non-contact infrared temperature measuring instruments designed with wide temperature range, especially for high temperature...