Output capacity: maximum output current 4.2A, maximum power 60W Signal type: switch button, dry node, NPN sensor low level signal Ambient temperature: -20-50 degrees Applicable motor: DC brush motor, push rod motor, motor within 50W. Product features: input optocoupler isolation, no noise, 0.01 second fast switching, stepless speed change. With overcurrent protection. Can control the DC motor forward and reverse, speed regulation, fixed speed, limit multi-function integration, to meet more application needs. Product name:High-power 50W motor forward and reverse controller Product model:ZK-MCO1 Product size: 60x34x12mm, opening size 53.9x28.6mm Product power consumption: 18mA Time range: 0.01 seconds-999 minutes any time Adjustable speed range: 1-100 input Voltage range: DC3.3-15V Color:As Shown Material:plastic Package Contents: 1 * Director Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.