Features: Support standard RTU command, function code: write 06/16 read 03/04 With hardware reset function, RS485 with TVS protective, anti-reverse power supply and recovery In command mode, up to 64 devices can be used in parallel The rate is 9600BPS, can be selected by command 1200 2400 4800 19200 38400 57600 115200BPS You can choose the check mode is not check, even check and odd check You can set the data sending return time, can be set to 1000ms Specifications: Component:Plastic Type:B/A Working: 7-25V Working current: standby 6-8MA, working current 10-30MA Load: 10A/250VAC, 10A/125VAC, 10A /30VDC, 10A /28VDC, 10A /12VDC A:Approx.99x72x12mm/2.83x0.47x3.9inch B:Approx.101x82x40mm/3.23x1.57x3.98inch Package Includes: 1Pc N4AIC24 Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.