SPEED CONTROL BOARD PCB-22-V1 ....
    Applicable models：B17D、B20D、B21D、B24D
    Voltage range：24VDC
    Ripple rate：≦2%
    LED Display：LED light display
    Features：
    ※battery detection and display.
    ※manual / automatic mode control.
    ※sewage water bucket full of warning lights.
    ※low battery warning.
    ※automatically stops the motor running on low battery (to be with the PCB-23-V1).
    ※The Company reserves the right to modify the ownership details

     

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