Main technical parametersHidden carpet (antenna)Specification: 1600mmX1000mmMaterial: plastic with coilInput: 100-200VCWorking frequency: 58KHzSensing distance: about 2.2 meters highAlarm mode: external alarm Notice: ഈ ഉള്ളടക്കത്തിന് JavaScript ആവശ്യമാണ്.