rfid scanner with 500 tags s

{"cid":"91176782","title":"Handheld Universal RFID Microchip Reader Scanner With Up To 500 Tags\/S Internal Antenna","imgUrl":"https:\/\/img.chinax.com\/nimg\/d2\/55\/53c0b797d8a209f4772fc5e021a4-200x200-1.jpg","attrs":{"Brand Name":"Fofia","Model Number":"PT280","Minimum Order Quantity":"1","Delivery Time":"5-8 work days","Dimensions":"90 X 70 X 25mm","Power Supply":"Rechargeable Battery\/4AA","Type":"Handheld","Operating Temperature":"-20 To +50\u00b0C","Humidity":"5 To 95% RH","Memory":"128MB","Product Name":"RFID Microchip Scanner","Place of Origin":"China","Payment Terms":"T\/T, L\/C"}}