diff --git a/MECH_GAS_SENSOR_EC_4R_3P.PcbLib b/MECH_GAS_SENSOR_EC_4R_3P.PcbLib
index 2e3e6cb..1e21e02 100644
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index fa953dc..af5c94c 100644
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diff --git a/MECH_GAS_SENSOR_IR_4R_7P.PcbLib b/MECH_GAS_SENSOR_IR_4R_7P.PcbLib
new file mode 100644
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diff --git a/MECH_GAS_SENSOR_TC_4R_3P.PcbLib b/MECH_GAS_SENSOR_TC_4R_3P.PcbLib
index f2def54..9dd6a55 100644
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