Silverlit 20726
Silverlit Exost Wild Challenger X Amphibious RC Vehicle
Model: 20726
Important Safety Information
WARNING: Not suitable for children under 36 months due to small parts. Choking hazard.
- Always operate the vehicle in open areas, away from people, pets, and obstacles.
- Do not operate near electrical wires, roads, or bodies of water where the vehicle could be lost or damaged.
- Adult supervision is recommended for children under 8 years old.
- Ensure all battery compartments are securely closed before operation, especially when operating in water.
- Do not mix old and new batteries, or different types of batteries.
- Remove batteries from the vehicle and remote control when not in use for extended periods.
Package Contents
Please check the package to ensure all items are present:
- 1 x Silverlit Exost Wild Challenger X Amphibious RC Vehicle
- 1 x 2.4 GHz Remote Control
- 1 x Instruction Manual (this document)
Product Overview
The Silverlit Exost Wild Challenger X is a versatile remote-controlled vehicle designed for both land and water operation. Its unique wheel design allows for efficient propulsion in water without additional accessories.

Figure 1: Front-side view of the Wild Challenger X vehicle, showcasing its robust design and specialized wheels for amphibious use.

Figure 2: The 2.4 GHz remote control unit, featuring dual joysticks for precise steering and throttle control.

Figure 3: The product packaging, illustrating the vehicle's dual land and water capabilities. For additional information or videos, please visit QRly.me/20kw3.

Figure 4: All components of the Wild Challenger X set, including the vehicle, remote, and packaging.

Figure 5: Top view of the Wild Challenger X, showing the vehicle's overall structure.

Figure 6: Side view of the Wild Challenger X, illustrating the design of its wheels for both land and water movement.
Setup Guide
1. Battery Installation (Vehicle)
- Locate the battery compartment on the underside of the Wild Challenger X vehicle.
- Using a screwdriver (not included), open the battery compartment cover.
- Insert the required batteries (e.g., 4 x AA batteries, not included) according to the polarity indicators (+/-).
- Securely close the battery compartment cover and tighten the screw.
2. Battery Installation (Remote Control)
- Locate the battery compartment on the back of the remote control.
- Using a screwdriver (not included), open the battery compartment cover.
- Insert the required batteries (e.g., 2 x AAA batteries, not included) according to the polarity indicators (+/-).
- Securely close the battery compartment cover and tighten the screw.
3. Pairing the Vehicle and Remote Control
The Wild Challenger X uses 2.4 GHz technology for automatic pairing:
- Ensure fresh batteries are installed in both the vehicle and the remote control.
- Turn on the vehicle by sliding its power switch to the "ON" position.
- Turn on the remote control by pressing its power button. The indicator light on the remote should flash.
- The remote control and vehicle will automatically pair within a few seconds. The indicator light on the remote will become solid when pairing is successful.
- If pairing fails, turn off both devices and repeat the steps.
Operating Instructions
Driving on Land
- Use the left joystick to control forward and backward movement.
- Use the right joystick to control left and right steering.
- Practice in an open, flat area to familiarize yourself with the controls.
Driving on Water
The Wild Challenger X is designed to operate on water. Ensure the battery compartment is fully sealed before entering water.
- Gently place the vehicle onto a calm body of water (e.g., a pool or shallow pond).
- The unique paddle-wheel design will propel the vehicle through water.
- Use the same joystick controls as for land operation to navigate.
- Avoid strong currents or deep water where the vehicle could be submerged or lost.
Maintenance
Cleaning
- After water use, thoroughly rinse the vehicle with fresh water to remove chlorine or debris.
- Wipe the vehicle dry with a soft cloth. Allow it to air dry completely before storage.
- For land use, wipe down the vehicle with a damp cloth to remove dirt and dust.
- Do not use harsh chemicals or abrasive cleaners.
Storage
- Store the vehicle and remote control in a cool, dry place, away from direct sunlight and extreme temperatures.
- Remove all batteries from both the vehicle and remote control if storing for extended periods to prevent leakage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Vehicle does not respond. | Low or incorrectly installed batteries in vehicle or remote. Not paired. | Check battery polarity and charge/replace batteries. Re-pair vehicle and remote. |
| Poor range or intermittent control. | Interference from other 2.4 GHz devices. Low batteries. Obstacles. | Move to an open area. Replace batteries. Ensure no large obstacles between remote and vehicle. |
| Vehicle moves slowly or weakly. | Low vehicle batteries. | Replace vehicle batteries. |
| Vehicle does not move straight. | Steering trim adjustment needed (if available, or minor manufacturing variance). | Adjust steering trim on the remote control if applicable (check remote features). If no trim, minor adjustments with joystick are normal. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Silverlit |
| Model Number | 20726 |
| Product Dimensions (L x W x H) | 34.5 x 49.5 x 27 cm |
| Weight | 4.4 kilograms |
| Recommended Age | 5 - 99 years |
| Scale | 1:20 |
| Frequency | 2.4 GHz |
| Material Type | Plastic |
| Country of Origin | China |
Warranty and Support
For warranty information and customer support, please refer to the contact details provided on the product packaging or the official Silverlit website. Keep your purchase receipt as proof of purchase.
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.
