LAUNCH X431 i-TPMS with launch sensor LTR-01 is a Complete TPMS system scanning tool. It can accurately locate the type of 315/433MHz tire sensor. A new generation of TPMS diagnostic and service tool i-TPMS(Update version of TSGUN), designed to activate/read/check known OBD2 TPMS sensors/status/health (sensor ID, voltage, tire pressure, temperature, battery, location, frequency), programming Launch radio frequency tires Pressure sensor LTR-01 and re-learn the TPMS position after repair.