Om Electronics offers Temperature cum Humidity Meters. Om Electronics supplies Tachometers, pH meters, Conductivity meters, Function Generator, Output Power meters, High Voltage Breakdown Tester, Resistance Meters, Temperature Calibrators, Luxmeters, Humidity Meters, Temperature Indicators etc. The Temperature cum Humidity Meters comes with an alarm clock. The Temperature cum Humidity Meters has memory for highest and lowest temperatures and humidity. The Temperature cum Humidity Meters is a battery operated, with -10.0 to +50.0°C, 23 to 122°F, 20 to 99% humidity.