Card Reader Product Description body { font-family: Arial, sans-serif; line-height: 1.6; color: #333; } h2 { color: #0056b3; } ul { list-style-type: disc; margin-left: 20px; } Key Features Complies with ISO 11784/5 international standards, utilizing a working frequency of 134.2KHz for high stability. Compatible with EMID and FDX-B format tags. Plug and play functionality via USB; supports Windows XP, CE, 7, 10, Linux, Vista, and Android systems. LED indicators: Green for reader status, blue for power status; equipped with a built-in buzzer. Compact, portable design made from durable, high-quality ABS material. Ideal for use in animal management, fish management, and automated feeding systems. Specifications Model: W81 Working Frequency: 125Khz & 134.2Khz Card Reader Type: EMID, FDX-B, etc. Operating Voltage: 5V Reading Distance: 0~150mm (varies by label) Card Reading Speed: 0.2 seconds Dimensions: 105x65x15mm Communication Interface: USB Operating Temperature: -20°C to 70°C Working Current: 100mA Card Reading Time: