The Box for Early Detection of Gas Leaks and Fires uses Notification System to The Fire Department

Fire is one of the tragedies that cannot be predicted, besides being unwanted by community, fires are also often uncontrolled when fire has started to grow. incidents very dangerous and disrupt people's lives. Many types detection devices have developed recently minimize occurrence material losses fatalities provide a sense security for users these detectors, but there still some things need added this detector in order reduce number victims. soul, researcher wants design tool with working system sensor detects value gas value, sends data NodeMCU. Furthermore, NodeMCU will send message form notification complete address owner house where occurred as input into program sketch. A sent Tanjungbalai City Department operator buzzer turn on LED light up