Azocek MK 220W inverter
Azocek 220W Power Inverter for Milwaukee 18V Battery
Model: MK 220W Inverter
1. Introduction
The Azocek 220W Power Inverter is a versatile and portable power solution designed to convert DC power from Milwaukee 18V batteries into AC power, along with multiple USB and Type-C charging options. It also features an integrated LED work light, making it ideal for outdoor activities, emergencies, and various work environments.
Key Features:
- Battery Compatibility: Specifically designed for Milwaukee 18V batteries (e.g., 48-11-1815, 48-11-1850, 48-11-1820).
- Power Output: Converts 18V DC to 110V-120V AC (220W rated / 250W peak) for small electronics.
- Fast Charging Ports: Includes one AC outlet, two 18W USB QC ports, and one 30W PD Type-C port for simultaneous device charging.
- Multi-Function LED Light: A 400LM LED work light with 3 adjustable brightness levels, strobe function, and 90-degree adjustable lighting angle.
- Enhanced Safety: Built-in protections against short circuits, overcurrent, low voltage, overheating, overload, and over-discharge.



2. Safety Information
Please read and understand all safety instructions before using the Azocek 220W Power Inverter. Failure to follow these instructions may result in electric shock, fire, or serious injury.
General Safety Precautions:
- Ensure the product's built-in cooling fan vents are not covered during operation.
- This product is for output use only and should not be connected to a charger.
- Always disconnect the product from the battery when not in use.
- Do not insert any objects into the AC port or other outlets to avoid electric shock.
- Store the product at room temperature, away from extreme temperatures, humidity, and flammable gases.
- Use only official and genuine 18V batteries for compatibility and safety.
Built-in Protections:
The inverter is equipped with multiple safety features to ensure reliable operation:
- Overtemperature Protection
- Over-discharge Protection
- Overload Protection
- Over-current Protection
- Low Voltage Protection
- Short Circuit Protection
- No-load Protection
- Good Heat Dissipation (via built-in cooling fan)

3. Product Overview
Familiarize yourself with the components and features of your Azocek Power Inverter.

- LED Light: 400LM light with 3 brightness levels and strobe function. Rotates 90 degrees.
- LED Indicator: Provides status feedback (e.g., power on, error).
- Cooling Fan: Automatically activates to dissipate heat during operation.
- Push-button Switch: Controls LED light and power output modes.
- USB-A Ports: Two 18W Quick Charge (QC) ports for compatible devices.
- Type-C Port: One 30W Power Delivery (PD) port for fast charging.
- AC Port: One 110V-120V AC outlet for small appliances.

Video 3.1: An overview of the Azocek Power Inverter, highlighting its features and ease of use.
4. Setup
To begin using your Azocek Power Inverter, you need to attach a compatible Milwaukee 18V battery.
Attaching the Battery:
- Ensure the inverter is powered off.
- Align the Milwaukee 18V battery with the battery slot on the bottom of the inverter.
- Slide the battery firmly into place until it clicks, indicating a secure connection.
- To remove, press the battery release button (if present on your battery) and slide the battery out.

Video 4.1: Demonstration of attaching a compatible battery to the inverter.
Video 4.2: Visual guide on how to connect and use the inverter with a battery.
5. Operating Instructions
The Azocek Power Inverter offers multiple power output modes and an integrated LED light.

5.1. Power Output Modes
- USB Only Mode: Press the power button once. The blue LED will illuminate, indicating that the USB-A and Type-C ports are active for charging.
- AC & USB Mode: Press the power button a second time. The blue-green LED will illuminate, indicating that the AC outlet, USB-A, and Type-C ports are all active.
- Turn Off: Press the power button a third time to turn off all power outputs.


5.2. LED Light Operation
The LED light can be operated independently or in conjunction with the power outputs.
- Turn On/Adjust Brightness: Press the LED light button to cycle through brightness levels: OFF → 35% → 70% → 100%.
- Strobe Function: After 100% brightness, pressing the button again will activate the strobe function.
- Adjust Angle: The LED light head can be manually adjusted 90 degrees to direct illumination.


Video 5.1: A short demonstration of the Azocek power inverter in use.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your Azocek Power Inverter.
Cleaning:
- Regularly wipe the exterior of the inverter with a soft, dry cloth.
- Ensure the cooling fan vents are free from dust and debris to maintain proper airflow. Do not use liquids or abrasive cleaners.
Storage:
- When not in use, store the inverter in a cool, dry place, away from direct sunlight and extreme temperatures.
- Always remove the battery before storing the inverter for extended periods.
7. Troubleshooting
This section provides solutions for common issues you might encounter with your Azocek Power Inverter.
| No. | Indicator Status | Inverter Status | Solutions |
|---|---|---|---|
| 1 | Red LED on steady | Overtemperature Protection | Power off if internal temp is high. Stop use & check fan. |
| 2 | Purple LED flashes 10 times | Low battery voltage / Overdischarge protection | Power off if battery voltage is approximately below 16V. Stop use and replace. |
| 3 | Yellow LED flashes 10 times | Output overload protection | The inverter output is too high. Stop using it. |
| 4 | Red LED flashes 10 times | Short-circuit protection | Stop use & check load for damage. |
| 5 | Yellow and red LED on steady | Internal inverter failure | Stop use immediately. |
8. Specifications
| Feature | Detail |
|---|---|
| Output Voltage | AC 110V-120V |
| Input Voltage | DC 18V (16V-21V) |
| Frequency | 60Hz ± 3Hz |
| AC Port Output Power | 220W rated / 250W peak |
| USB-L + Type-C Output | Shared 30W |
| USB-R Output | QC18W |
| AC Output Waveform | Modified Sine Wave |
| Overload Protection | Approx. 250W |
| Operating Temperature | 14°F ~ 104°F (-10°C ~ 40°C) |
| LED Lamp | Max 400LM |
| Item Weight | 12 ounces |
| Package Dimensions | 4.49 x 3.62 x 3.19 inches |
Battery Usage Time (Approximate)
Note: Battery is not included. These times are approximate and may vary based on device power requirements and battery health.

9. Warranty and Support
For warranty information or technical support regarding your Azocek 220W Power Inverter, please refer to the contact details provided with your purchase or visit the official Azocek website.
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