Main technical parametersCarrier frequency: 2.4GOperating frequency: 2400MHz~2500MHzAntenna: PCB unipolar antennaOutput power: -18dBm~7dBmReceiver sensitivity: -90dBmIdentification distance radius: 50~100m (ôfhinklik fan de antenne)Lês / skriuw tiid: 1msErase life: 100,000 timesWorking current: <5uABattery life: 3.0V batterij, 12 monthsPower alarm: low battery alarm functionFunction: Stap tellen, expandable temperature measurement functionMaterial: TPU, PEOperating temperature: -20°C~+60°C, brede temperatuer batterij kin wurde oanpast neffens brûker behoeften, working range …