Strend Pro CX141 voltage tester in the range of 200 - 250 V. The indicator is intended for mechanics, inspectors performing maintenance of electrical installations, and for general users of household outlets. Voltage is indicated by a diode at the end of the tester. The voltage tester must not be used in damp or wet conditions. The frequency range is 50-500 Hz and the operating temperature is from -10 to 50 °C. The tester measures 3x140 mm.