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The DHT11 module uses a resistive-type polymer humidity sensor and an NTC (Negative Temperature Coefficient) thermistor to measure relative humidity and ambient temperature respectively
The heater component of the product is made of Positive Temperature Coefficient electric resistance (PTC) It's heating very fast and automatic of control temperature
DTR pin for auto-reset programming - Enables one-click firmware upload on Arduino Pro Mini
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22mm ProMax PPS22006RRL Metal Push Button Switch Waterproof Latching Red Soldron Hot Air Blower for 878D and 740 Stations- BL500A Our support team helps with22mm ProMax PPS22006RRL Metal Push Button Switch Waterproof Latching Red 22mm ProMax PPS22006RRL Metal Push Button Switch Waterproof Latching Red This Momentary Metal Pushbutton Switch is a perfect choice if you need a heavy duty push button! These metal push buttons are a very tough, small, panel mount switch with an illuminated Yellow LED ring. It is an SPDT with 16mm threading and 1mm pitch. It gives premium look to your dashboard or control panel
