Spec:
Item Type: DC Motor Speed Regulator
Material: ABS
Input: 110VAC
Output: 90VDC
Overall Size: Approx. 100x60x114mm/3.9x2.4x4.5in
Opening Size: Approx. 81x53mm/3.2x2.1in
Installation Method: Panel Screw Installation

How to Use:
1. Before using, please adjust the external speed knob to 0 to avoid generating instantaneous large current and damaging the controller.
2. The rear wiring terminal AC indicates the AC input voltage, M+ and M‑ indicate the DC power, the output is connected to the DC motor, and P1 and P2 indicate the emergency stop terminal, when P1 and P2 are short connected, the motor stops running.
3. This product uses a built in for overcurrent or short circuit protection. If it is blown, it should be replaced with a of the same specification. The panel action switch only controls the action or stop of the motor and is not used in the power supply.

packing list:
1 x DC Motor Speed Regulator