Support UHF tag protocol ISO18000-6C Support ios, android and other intelligentsystem platforms. Khokahano ea puisano: 3.5mm audio interface (common headphone jack) Bala hole: 50cm（depend on tag size） Work time: continuous 3 JAVA J2A040 Chip Card e nang le SIM Cut,query over 30000 linako. Bokhoni ba betri：550mA Charge method：USB 5V/0.5A，charge time 2 JAVA J2A040 Chip Card e nang le SIM Cut. Work environment temperature: -20℃~+60℃ Material: ABS+PC engineer plastic. Boholo：42×48×15mm Weight：35g