Main technical parameters Communication protocol: ISO 18000-6C/6B Working frequency: 902~928MHz Communication interface: Bluetooth 4.0 iS maroroi ni kaukauwa: built-in rechargeable lithium battery Standby time: 50 hours Tag reading time: 0.3s Induction distance: 100cm Working temperature: -10°C~+70°C Size: 135×70×25mm Weight: 140 grams Notice: E gadrevi na JavaScript me baleta na lewena oqo.