Introduction
This manual provides instructions for the safe and efficient operation of your LDNIO SC3604 Power Strip. This device is designed to provide multiple AC outlets and USB charging ports for various electronic devices. Please read this manual thoroughly before use and retain it for future reference.
Important Safety Instructions
- Do not exceed the maximum current rating of 10 Amperes.
- This product is designed for indoor use only. Do not expose to moisture or wet conditions.
- Keep out of reach of children. The innovative child safety doors on the AC outlets help prevent electric shocks by automatically covering the live contacts when a plug is removed.
- Do not disassemble or modify the power strip. Refer all servicing to qualified personnel.
- Ensure the power plug is fully inserted into a grounded wall outlet.
- Do not use with damaged cords or plugs.
- Avoid placing the power strip near heat sources or in direct sunlight.
- Unplug the power strip from the wall outlet when not in use for extended periods.
Product Overview
The LDNIO SC3604 Power Strip features a compact design with multiple power and charging options.
- AC Outlets: Three universal AC outlets for powering various appliances.
- USB Ports: Six smart USB charging ports for mobile devices.
- Master Power Switch: A single button to control the power supply to all outlets and USB ports.
- Non-Slip Base: Silicone pads on the bottom for stable placement on surfaces.
Visual Guide

Figure 1: Front view of the LDNIO SC3604 Power Strip, showing the three AC outlets, six USB ports, and the master power button.

Figure 2: Side view of the power strip, illustrating its sleek design and integrated power cord.
Setup Instructions
- Unpack: Carefully remove the power strip from its packaging.
- Placement: Place the power strip on a stable, flat surface. The non-slip silicone base will help secure it. Ensure there is adequate ventilation around the unit.
- Connect to Power: Insert the power strip's plug firmly into a grounded wall outlet.
- Power On: Press the master power switch (usually indicated by a power symbol) to turn on the unit. An indicator light may illuminate.
Operating Instructions
Using AC Outlets
The power strip provides three AC outlets for connecting electronic devices.
- Ensure the power strip is turned on.
- Plug your device's power cord into one of the available AC outlets. The child safety door mechanism will open to allow the plug to be inserted.
- Turn on your device as usual.
- When unplugging a device, the child safety door will automatically close, protecting against accidental contact.
Using USB Charging Ports
The six smart USB ports are designed to charge various mobile devices.
- Ensure the power strip is turned on.
- Connect your device's USB charging cable to one of the USB ports on the power strip.
- Connect the other end of the cable to your mobile device.
- The smart charging ports will automatically detect your device and deliver optimal charging current.

Figure 3: Detail of the six USB charging ports, labeled "AUTO-ID" for smart device detection.

Figure 4: The power strip in use, simultaneously charging a smartphone and a tablet via its USB ports, with AC outlets also in use.
Master Power Switch
The master power switch allows you to easily turn off power to all connected devices and USB ports with a single press. This is convenient for saving energy when devices are not in use.
Care and Maintenance
- Cleaning: Disconnect the power strip from the wall outlet before cleaning. Use a dry, soft cloth to wipe the surface. Do not use liquid cleaners or abrasive materials.
- Storage: When not in use, store the power strip in a cool, dry place away from direct sunlight and moisture.
- Inspection: Periodically inspect the power cord and the unit for any signs of damage. If damage is found, discontinue use immediately.
Troubleshooting Guide
| Problem | Possible Cause | Solution |
|---|---|---|
| No power to outlets/USB ports | Power strip is off | Press the master power switch to turn on. |
| No power to outlets/USB ports | Wall outlet is not working | Test the wall outlet with another device. |
| Device not charging via USB | Faulty USB cable | Try a different USB cable. |
| Device not charging via USB | Device requires more power than available | Ensure your device is compatible with 5V USB charging. |
| Plug difficult to insert into AC outlet | Child safety door mechanism | Ensure the plug is inserted straight and firmly. The safety mechanism requires both pins to be inserted simultaneously. |
If the problem persists after trying these solutions, please contact customer support.
Product Specifications
| Feature | Detail |
|---|---|
| Brand | LDNIO |
| Model | SC3604 |
| AC Outlets | 3 |
| USB Ports | 6 (Auto-ID Smart Charging) |
| Max Current | 10 Amperes |
| Input Voltage | 100-240V |
| USB Output | 5V |
| Material | Polycarbonate |
| Dimensions (L x W) | 21.6 cm x 6 cm |
| Plug Type | Type G (UK Standard) |
| Special Features | Master Power Switch, Child Safety Doors, Non-Slip Base |

Figure 5: Product packaging for the LDNIO SC3604, showing key features and specifications.
Warranty and Customer Support
This product is sold without an explicit warranty as per the provided specifications. For any issues or inquiries, please contact your retailer or the manufacturer directly.
Manufacturer: LDNIO