Support UHF tag protocol ISO18000-6C Support ios, android and other intelligentsystem platforms. Kev Sib Txuas Lus: 3.5mm audio interface (common headphone jack) Read distance: 50cm(depend on tag size) Work time: continuous 3 Teev,query over 30000 Zaug. Battery capacity:550mA Charge method:USB 5V/0.5A,charge time 2 Teev. Work environment temperature: -20℃~+60℃ Material: ABS+PC engineer plastic. luaj li cas:42×48×15mm Weight:35Ceeb Toom g Notice: JavaScript yuav tsum tau rau cov ntsiab lus no.