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Upgraded switched Micro USB power source up to 2
as with typical linear or step-down regulators
It does come with the RTC battery
Built in 200mA+ lipoly charger with charging status indicator LED
Air Quality Sensor for Raspberry Pi Adafruit Upgraded switched Micro USB powerThe MonkMakes Air Quality Kit for Raspberry Pi is based around the MonkMakes Air Quality Sensor board. This add on for the Raspberry Pi measures the quality of the air in a room (how stale the air is) as well as the temperature. The board has a display of six LEDs that display the air quality and a buzzer. Temperature and air quality readings can be read by your Raspberry Pi, and the buzzer and LED display can also be controlled from it. The Air
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