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Easy to use: The MQ-4 sensor is relatively simple to use and can be easily connected to a microcontroller or other control device
Measurements can be made from 0
Cable Type CP2102 USB to TTL Converter Cable Lenght of the cable 90cms Weight 25 grams Header Connectors Red = power
EEPROM to save configuration settings
HM-10 Bluetooth Module-China Make Ethernet Easy to use: The MQ-4HM 10 Bluetooth Module China Make The HM 10 module is a small Bluetooth 4. 0 module that utilizes the Texas Instruments CC2540 or CC2541 BLE System SoC (System on Chip). It operates on 3. 3v SMD and can be controlled through the serial UART connection by sending AT commands. The main purpose of the HM 10 module is for wireless data communication, but it is crucial to note that it can only connect with Bluetooth 4. 0 based modules, and not with