["Application: output port can control high power devices, such as motors, lamps, LED lamp strings, for DC motors, micro water pumps, electromagnet valves; it can input PWM to control motor rotate speed and the brightness of lamp r r Interface:r 1. DC+: device for DC power positive r 2. DC-: device for DC power negative r 3. PWM: signal input port (connects MCU IO ports, PLC interface, for DC power)r 4. GND: signal negative port r 5. OUT+: output port positive (connects device positive)r 6. OUT-: output port negative (connects device negative)r r Specifications:r Model: YYNMOS-1 (input and output are completely isolated)r Input Signal: 3-20V PWM signalr Output Capacity: for DC 3.7-27V, and the current is within 10Ar PWM Frequency: 0-20KHzr Size: 3.7x2.3cm/1.46x0.91"r Quantity: 1 Pcr r Note:r Please allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bidr Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!r r No Retail Packager Package Includes:r 1 x Driver Board"]