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AUX Out (Trig Out
3V or 5V power and logic
1x Micro USB Data port and Mini HDMI Port (comes with Micro USB ‘On the Go’ adapter and Mini HDMI to HDMI adapter)
UNI-T UT123 is a pocket-size residential multimeter specially designed for home use
The coin cell battery backup lasts for years Included libraries and example code for both SD and RTC mean you can get going quickly
A37 UNI T CO2 Carbon Dioxide Meter gm640 meter AUX Out (Trig OutA37 is used to detect CO2 concentration in different environments. The LCD displays CO2 concentration, temperature, humidity, and date time together. Air quality is indicated with emoticons. When CO2 concentration gets too high, audio and visual alarm will go off. Features: 1. Automatic baseline correction2. Audible and visual alarm 3. Low battery indication 4. Auto power off 5. Backlight Technical specifications: Range Resolution Accuracy Carbon