2A PWM Regulator Memory Function Speed Controller For Home Use Industry Use Push Button Speed Controller

2A PWM Regulator Memory Function Speed Controller for Home Use Industry Use Push Button Speed Controller Specification: Item Type: Module Working Voltage: DC 6-28V Maximum Current: 2A Speed Range: 0%- PWM Frequency: 21khz Start mode can be selected by bridge and memory can be turned on Start Mode: 1 power on direct start; 2 power on button start Memory Mode: After the memory mode is turned on the time the motor starts it will automatically follow the speed of the last shutdown. Size: Approx. 30 x 50 x 15mm / 1.2 x 2 x 0.6in Package List: 1 x Module Note: New‑style and old‑style are shipped randomly