Features1. 4-Channel UHF RFID Temperature Reader: Simultaneously monitor up to 4 antennas for efficient, wide-area coverage. 2. Passive Sensor Technology: Reads temperature data from UHF RFID tags without internal batteries, reducing maintenance. 3. MODBUS RTU Protocol: Ensures seamless and reliable integration into industrial automation and power monitoring systems. 4. Real-Time Temperature Monitoring: Ideal for critical applications in electric power equipment, data centers, and cold chain logistics. 5. Long-Range Reading: UHF technology provides a reliable read range for remote or hard-to-access assets.Specification1. Chip: Impinj E710 2. Working voltage: 12V-24V 3. Working frequency: 860-960MHz 4. Working agreement: IOS18000-6C 5. Communication interface: RS232, TCP/IP 6. Card reading power: 1~33dBm adjustable 7. Card reading distance: 0-20 meters depending on antenna/tag 8. Tag group reading: Greater than 900 images/second (top point) 9. Working temperature: -20 degree C~+65 degree C 10. Product size: 185x130x30mmSpecification: Package Weight One Package Weight 2.03kgs / 4.48lb One Package Size 35cm * 20cm * 7cm / 13.78inch * 7.87inch * 2.76inch Qty per Carton 10 Carton Weight 21.00kgs / 46.30lb Carton Size 42cm * 35cm * 35cm / 16.54inch * 13.78inch * 13.78inch Loading Container 20GP: 518 cartons * 10 pcs = 5180 pcs40HQ: 1203 cartons * 10 pcs = 12030 pcs