eeTao Rollplay Nighthawk NexGen W502 Adapter
User Manual
eeTao AC/DC Adapter Charger for Rollplay 24V Nighthawk NexGen W502
Introduction
This manual provides essential information for the safe and effective use of your eeTao AC/DC Adapter Charger. This adapter is specifically designed for compatibility with Rollplay 24V Nighthawk NexGen W502 series electric powered ride-on toys, including models W502-BLUE-WH, W502AC-W-F-WH, W502AC, W502-F, W502AC-F, W502AC-OB, and W502AC-OB-F. Please read this manual thoroughly before operation.
Safety Information
Always adhere to the following safety guidelines to prevent injury or damage to the product and connected devices.
- Use the adapter only with compatible devices as specified in this manual.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to severe impacts.
- Do not attempt to disassemble, modify, or repair the adapter. Refer to qualified service personnel.
- Ensure the power outlet voltage matches the adapter's input voltage (100-240VAC).
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Keep out of reach of children.
- A small spark may occur when plugging the adapter into an outlet. This is generally normal due to capacitor charging, but ensure connections are firm and the outlet is in good condition.

Figure 1: Built-in Security Protection Features
This adapter incorporates multiple protection features including Over Voltage Protection (OVP), Over Current Protection (OCP), and Short Circuit Protection (SCP) to ensure safe operation.
Setup
Follow these steps to set up your eeTao AC/DC Adapter Charger:
- Unpack: Carefully remove the adapter from its packaging. Inspect for any visible damage.
- Identify Ports: Locate the charging port on your Rollplay 24V Nighthawk NexGen ride-on toy.
- Connect to Device: Insert the DC output connector of the adapter firmly into the charging port of the ride-on toy.
- Connect to Power: Plug the AC input plug of the adapter into a standard wall outlet (100-240VAC, 50/60Hz).

Figure 2: eeTao AC/DC Adapter
The adapter features a standard two-prong AC plug and a coaxial DC output connector designed for compatible Rollplay ride-on toys.

Figure 3: Compatible Rollplay Nighthawk NexGen Models
This adapter is compatible with various Rollplay 24V Nighthawk NexGen models, ensuring proper power delivery for charging.
Operating
Once connected, the adapter will begin charging the battery of your ride-on toy. Observe the charging indicator:
- Charging: The indicator light on the adapter will typically be RED.
- Charged: The indicator light will turn GREEN when the battery is fully charged.

Figure 4: Charging Indicator Status
Monitor the LED indicator on the adapter to determine the charging status of your device's battery.
Once fully charged, disconnect the adapter from both the ride-on toy and the wall outlet.
Maintenance
Proper maintenance ensures the longevity and performance of your adapter:
- Cleaning: Wipe the adapter with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures.
- Cable Care: Avoid bending or crimping the cable excessively. Do not place heavy objects on the cable.

Figure 5: Premium Cable Construction
The adapter features a durable cable designed for reliability. Proper handling will prevent damage to its internal components.
Troubleshooting
If you encounter issues with your adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter not charging / Indicator light off |
|
|
| Spark when plugging into outlet |
|
|
| Adapter gets warm during charging |
|
|
Specifications
| Feature | Detail |
|---|---|
| Brand | eeTao |
| Model Number | Rollplay Nighthawk NexGen W502 Adapter |
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | DC24V (24 Volts) |
| Output Current | 2.9Ah (2900 mAh) |
| Compatibility | Rollplay 24V Nighthawk NexGen W502 series electric powered ride-on toys (e.g., W502-BLUE-WH, W502AC-W-F-WH, W502AC, W502-F, W502AC-F, W502AC-OB, W502AC-OB-F) |
| Protection Features | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |
| Product Dimensions | 3 x 3 x 1 inches |
| Item Weight | 5 ounces |
| Material | Plastic |
| Connector Type | Coaxial |
Warranty and Support
eeTao provides the following warranty and support for this product:
- Refund Policy: 30 Days Refund.
- Exchange Policy: 24 Months Exchange.
- For technical support or warranty claims, please contact eeTao customer service through the retailer where the product was purchased or visit the official eeTao store page on Amazon: eeTao Store.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.