Send and Recive MQ sensors By Sim800l in this Arduino Project i write this code to read MQ2 and MQ5 sensor and send this Variable to a phone by sms if recive msg code and if sensors variables was high and Danger .
I use AT Command for this work .
Thank You !
My licence Key: 4d6572747a203a20437265617465642062792052657a612054616e616b69207a61646568