The electronic thermometer is compact and delicate, adopts eco-friendly material, with good workmanship, sturdy and durable to use Clear LCD display, Celsius & Fahrenheit, temperature conversion function time display function, convenient for data reading and daily use Dual meter probes to measure indoor and outdoor temperature Easy to use, high precision, visual display Widely apply to refrigerator, air conditioner, freezer, fish, incubator, aquarium and greenhouse. Ideal for home, office, car, etc. The machine looks luxurious and noble, small and exquisite. It is especially suitable for temperature measurement of refrigeration electric products such as refrigerators, air conditioners and cold stores. Temperature measurement and time display in various occasions such as home, office, automobile, etc. It has a wide range of applications, simple and convenient operation, intuitive and clear display. It has the following features: Dual temperature probes can detect two temperatures at the same time. Equipped with clock display. Celsius to Fahrenheit conversion. High accuracy and intuitive display. Time display range: 1:00-12:59 Range of temperature: -50C (-58F) to +70C (158F) Accuracy: 1 Resolution: >20 corresponds to 0 .1, 20 corresponds to 1.0 Instructions: 1. Open the battery cover of the body and install the battery 1 7 # Do not install it in reverse. 2. FSW is the function conversion key. When displaying the indoor temperature, there is a simultaneous display of "IN", and when it displays the outdoor temperature, there is a simultaneous display of "OUT". 3. When booting, the LCD will show the full display for 2 seconds, then display the current indoor temperature. While the LCD is full display for 2 seconds, the function key Do don't change state. 4. If you hold down the FSW function key for more than 4 seconds, it will turn off. But the CLOCK time continues to count. 5. During the measurement, if the temperature is greater than or equal to 70C (158F), the LCD will display HC (F) to the first decimal place if the temperature is