Kircuit AC/DC Adapter
Instruction Manual for Kircuit AC/DC Adapter
Compatible with Masterforce Model # CL1170RMF 1700 Lumen Rechargeable LED Clamping Base Work Light
1. Introduction
This instruction manual provides important information for the safe and effective use of your Kircuit AC/DC Adapter. This adapter is specifically designed to meet the power requirements of the Masterforce Model # CL1170RMF 1700 Lumen Rechargeable LED Clamping Base Work Light, which features a 4400mAh Lithium Battery.
The adapter converts standard AC power from electrical outlets into the DC power necessary for operating your device or charging its internal battery. It is suitable for use at home, in the office, or while traveling.

Figure 1: Kircuit AC/DC Adapter. This image shows the compact black adapter unit with a standard US two-prong plug on one side and an attached power cord terminating in a barrel connector on the other. The adapter's label displays "KIRCUIT AC/DC ADAPTOR INPUT: 100-240V AC 50/60Hz 0.3A OUTPUT: = CE FC MADE IN CHINA".
2. Safety Information
Please read and understand all safety instructions before using this product. Failure to follow these instructions may result in electric shock, fire, or damage to the product or connected device.
- Indoor Use Only: This adapter is designed for indoor use in dry locations. Do not expose to rain, moisture, or extreme temperatures.
- Proper Voltage: Ensure the wall outlet voltage is within the adapter's input range (100-240VAC).
- Avoid Overloading: Do not overload the power outlet or extension cords.
- Handle with Care: Do not drop, disassemble, or attempt to repair the adapter. Refer servicing to qualified personnel.
- Disconnect Safely: Always unplug the adapter from the wall outlet before disconnecting it from the device. Pull by the plug, not the cord.
- Ventilation: Ensure adequate ventilation around the adapter during use. Do not cover it with cloth or other materials.
- Protection Features: This adapter includes Over Voltage Protection (OVP), Over Current Protection (OCP), and Short Circuit Protection (SCP) to safeguard your device.
3. Setup
Follow these steps for initial setup of your Kircuit AC/DC Adapter:
- Unpack: Carefully remove the adapter from its packaging.
- Inspect: Check the adapter and cable for any visible damage. Do not use if damaged.
- Connect to Device: Locate the power input port on your Masterforce Model # CL1170RMF Work Light. Insert the barrel connector of the Kircuit adapter firmly into this port.
- Connect to Power Outlet: Plug the AC prongs of the adapter into a standard wall electrical outlet (100-240VAC).

Figure 2: Multiple views of the Kircuit AC/DC Adapter. This image displays two identical Kircuit AC/DC adapters from slightly different angles, highlighting the compact design of the main unit and the standard US two-prong plug.
4. Operating Instructions
Once connected, the adapter will begin supplying power to your Masterforce Work Light. If the work light has a charging indicator, observe it to confirm charging status.
- Powering the Device: The adapter provides continuous power to the work light when plugged in, allowing for extended operation.
- Charging the Battery: When the work light is off or in a charging state, the adapter will charge the internal 4400mAh Lithium Battery. Charging times may vary based on battery depletion.
- Disconnection: To disconnect, first unplug the adapter from the wall outlet, then gently remove the barrel connector from the work light.

Figure 3: Kircuit AC/DC Adapter in use. This image shows the black Kircuit AC/DC adapter plugged into a white power strip on a desk, with a plant and calculator in the background, illustrating a typical usage scenario.
5. Maintenance
Proper maintenance ensures the longevity and safe operation of your adapter.
- Cleaning: Disconnect the adapter from power before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or aerosols.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Cable Care: Do not bend, pinch, or pull the cable excessively. Regularly inspect the cable and connectors for any signs of wear or damage.
6. Troubleshooting
If you encounter issues with your Kircuit AC/DC Adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter not supplying power. | No power from outlet; loose connection; damaged adapter/cable. | Check wall outlet with another device. Ensure all connections are secure. Inspect adapter and cable for damage. If damaged, discontinue use. |
| Device not charging. | Incorrect adapter; device issue; battery issue. | Verify this is the correct adapter for Masterforce CL1170RMF. Test the work light with its original power source if available. Consult the work light's manual. |
| Adapter feels hot. | Normal operation; poor ventilation; overload. | A slight warmth is normal. Ensure adapter is in a well-ventilated area. Disconnect if excessively hot and allow to cool. Do not cover. |
7. Specifications
Key technical specifications for the Kircuit AC/DC Adapter:
- Input Voltage: 100-240VAC, 50/60Hz
- Output: Specific voltage and amperage designed for Masterforce CL1170RMF (refer to adapter label for exact output).
- Connector Type: Barrel Connector
- Color: Black
- Cable Length: Approximately 6.5 feet (2 meters)
- Protection Features: Over Voltage Protection (OVP), Over Current Protection (OCP), Short Circuit Protection (SCP)
- Compatibility: Masterforce Model # CL1170RMF 1700 Lumen Rechargeable LED Clamping Base Work Light 4400mAh Lithium Battery

Figure 4: Kircuit AC/DC Adapter highlighting cord length. This image shows the adapter unit and its attached power cord, with text overlay indicating "Cord Length: 6.5 ft", providing a visual reference for the cable's reach.
8. Support
For further assistance or inquiries regarding your Kircuit AC/DC Adapter, please contact the seller or refer to the product listing where you purchased the item. Ensure you have your product model information ready when seeking support.
This product has been tested and validated to ensure compatibility and proper function with the specified Masterforce device.
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