1. Product Overview
The Esky Wireless Key Finder KF-03EU is designed to help you quickly locate lost items such as keys, wallets, remote controls, or even pets. It operates using a remote control transmitter and four color-coded RF receivers. When activated, the receivers emit a loud beep and flash an LED light, guiding you to your misplaced belongings within a range of up to 25 meters (82 feet).
Key Features:
- Audible Alerts: Receivers emit loud sounds (75-80 dB) to help pinpoint lost items.
- LED Flashes: Visual cues assist in locating items in low-light conditions.
- Extended Range: Effective up to 25 meters (82 feet) in open spaces.
- Compact Design: Small, lightweight receivers can be easily attached to various items.
- Multi-Item Tracking: Includes four receivers for tracking multiple items simultaneously.

Image 1.1: The Esky Key Finder system, showing the remote and receivers in a typical home environment, highlighting its use for various items.

Image 1.2: A visual representation of common items that can be tracked using the Esky Key Finder, including keys, wallets, remote controls, and USB drives.
2. Package Contents
Please verify that all components are present in the package:
- 1 x Esky Remote Control Transmitter
- 4 x Esky RF Receivers (color-coded)
- 4 x Key Rings
- 4 x Adhesive Stickers
- 5 x CR2032 Batteries (1 for remote, 4 for receivers)
- 1 x User Manual
- 1 x Repair Card

Image 2.1: All components included in the Esky Key Finder package, showing the remote, four receivers, key rings, adhesive stickers, and batteries.
3. Specifications
| Feature | Specification |
|---|---|
| Brand | Esky |
| Model Number | KF-03EU |
| Color | White (Remote), Multi-color (Receivers) |
| Connectivity Technology | RF (Radio Frequency) |
| Remote Battery | 1 x CR2032 |
| Receiver Battery | 4 x CR2032 (one per receiver) |
| Transmitter Size | 6 x 3.4 x 1 cm (approx.) |
| Receiver Size | 4.3 x 3 x 1 cm (approx.) |
| Sound Level | 75-80 dB |
| Remote Range | 100-130 feet (approx. 25-40 meters) in open space |
| Material | Plastic |
4. Setup
4.1 Battery Installation
The Esky Key Finder requires CR2032 batteries for both the remote control and each receiver. Please follow these steps to install or replace batteries:
- Obtain a coin or a thin, hard sheet.
- Locate the battery cover slot on the back of the receiver or remote. Insert the coin into the slot.
- Rotate the coin in the direction indicated by the arrow to open the battery cover.
- Remove the old battery (if replacing).
- Place a new CR2032 battery with the "+" side facing up.
- Press the cover back into place and rotate it to the right to secure it. Ensure it is well-sealed.

Image 4.1: Step-by-step guide for battery replacement in the Esky Key Finder receivers.
4.2 Attaching Receivers to Items
Each receiver is designed to be easily attached to your belongings:
- For Keys: Use the provided key rings to attach a receiver to your key set.
- For Wallets/Remotes/Other Flat Surfaces: Use the adhesive stickers to securely attach a receiver to the item. Ensure the surface is clean and dry before applying the sticker.
- For Pets: Attach a receiver to your pet's collar using a key ring or a suitable attachment method, ensuring it does not cause discomfort.

Image 4.2: The compact size of the Esky receivers, shown with keys and a quarter for scale, demonstrating ease of attachment.

Image 4.3: An Esky receiver discreetly attached to a handbag, illustrating a practical use case.
5. Operating Instructions
5.1 Locating a Lost Item
To find an item with an attached Esky receiver:
- Identify the color-coded button on the remote control that corresponds to the receiver attached to your lost item.
- Press and hold the corresponding button on the remote control.
- The receiver will emit a loud beeping sound and flash its LED light.
- Follow the sound and light to locate your item. The sound will become louder as you get closer.
- Release the button once the item is found.
The effective range for locating items is approximately 25 meters (82 feet) in open areas. Obstacles such as walls, furniture, and other electronic devices may reduce this range.

Image 5.1: An Esky receiver attached to a dog's collar, demonstrating its use for tracking pets.
6. Maintenance
6.1 Battery Replacement
When the sound from a receiver becomes faint or the LED light stops flashing, it is time to replace the battery. Refer to Section 4.1 for detailed instructions on battery installation.
6.2 Cleaning
To clean the Esky Key Finder remote and receivers, use a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as these can damage the devices. Avoid exposing the devices to excessive moisture.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Receiver does not beep or flash. | Dead battery in receiver or remote. Item out of range. | Replace the CR2032 battery in the receiver and/or remote. Move closer to the suspected location of the item. |
| Short operating range. | Low battery. Excessive obstacles. Interference. | Replace batteries in both remote and receiver. Reduce physical barriers between remote and receiver. Avoid using near strong electromagnetic fields. |
| Receiver beeps continuously without remote activation. | Faulty receiver or button stuck. | Remove and reinsert the battery. If the problem persists, contact customer support. |
8. Warranty and Support
Esky products are designed for reliability and performance. This product is covered by a standard manufacturer's warranty against defects in materials and workmanship. For specific warranty details, please refer to the repair card included in your package or visit the official Esky website.
If you encounter any issues or require assistance with your Esky Wireless Key Finder KF-03EU, please contact Esky customer support through the contact information provided on the repair card or the official Esky website. Please have your model number (KF-03EU) and purchase details ready when contacting support.



