The Figaro TGS2612 sensor has high sensitivity to the content of methane, propane, and buthane making TGS2612 be ideal for monitoring LPG and LNG. Due to the low sensitivity to alcohol vapor makes this sensor ideal for consumers. Due to miniaturization of the chip, TGS 2612 requires a heater current is only 56mA and the device is placed in a standard TO-5 package. Features found in sensor TGS2612 is little power consumption, high sensitivity to the content of methane and LP gas, the size of a minimalist,, prices are affordable and can be used for long periods of time, and using a simple circuit.