Output Current: 0-1A
Output Frequency: As described in the product specifications
Model Number: 9V 500mA 4.5W Switch Power Module
Output Type: Single
Output Power: 4.5W
Power Handling: Up to 3000W
Operating Voltage: AC 220V
Control Method: SCR Dimmer
Compatibility: Suitable for controlling various 220V appliances
Adjustment Range: 0V - 220V
Current Handling Capacity: Up to 40A
Application: Suitable for light dimming, fan speed control, stove temperature regulation, etc.
Thyristor Type: Two-way high-power thyristor
Output Voltage Adjustment: Via onboard potentiometer knob
Convenience: Equipped with potentiometers with nuts for easy adjustment, no additional components needed
Safety Feature: Built-in protection against over-current issues
DIY a voltage Regulator, with constant current function, Short-circuit proof, can protect the load.
 It can power supply for electronic devices.
 For a variety of battery charge, can observe the state of charge.
 charger for all kinds of batteries, with MPPT function, can enhance the charging current to double. With a constant current and prevents battery overcharge, effective protection of the battery.
 it can support high-power LED.
 As a car power supply , it can for your cell phone or digital products supply.