Support UHF tag protocol ISO18000-6C Support ios, android and other intelligentsystem platforms. Veisemati ni veitaratara: 3.5mm audio interface (common headphone jack) Wilika na yawa ni vanua: 50cm（depend on tag size） Work time: continuous 3 auwa,query over 30000 kena gauna. Battery capacity：550mA Charge method：USB 5V/0.5A，charge time 2 auwa. Work environment temperature: -20℃~+60℃ Material: ABS+PC engineer plastic. Kena Levu：42×48×15mm Weight：35g