1. Introduction
The HOCO E91 Smart GPS Tracker is a compact and intelligent anti-lost device designed to help you keep track of your valuable belongings. Leveraging the extensive Apple Find My network, the E91 provides precise global positioning and sends push notifications to prevent items from being left behind. It's a simple, convenient, and secure solution for locating keys, wallets, bags, pets, or even your car.


2. Setup
2.1 Initial Device Pairing
The HOCO E91 is designed for seamless integration with Apple devices using the built-in Find My app. No additional app downloads are required, making the connection process both safer and more convenient.
- Ensure your Apple device (iPhone, iPad, or iPod touch) is running iOS/iPadOS 14.5 or later.
- Open the Find My app on your Apple device.
- Navigate to the Items tab.
- Tap the + icon to add a new item.
- Select Other Supported Item.
- Follow the on-screen prompts to bind the HOCO E91 tracker. You will be asked to name your item and assign an emoji.
- Once bound, the device is ready for use.

2.2 Battery Activation
The HOCO E91 comes with a pre-installed CR2032 coin cell battery. It is typically activated upon first use or by removing a small plastic tab. If the device does not power on, ensure the battery is correctly seated and the protective tab (if any) has been removed.
3. Operating Instructions
3.1 Locating an Item
Once your HOCO E91 is paired, you can easily locate your items using the Find My app:
- Open the Find My app on your Apple device.
- Go to the Items tab.
- Select the HOCO E91 tracker associated with the item you wish to find.
- To hear a sound from the tracker, tap Play Sound. The E91 will emit an audible signal to help you pinpoint its location.
- For directions to your item, tap Directions. The app will guide you to its last known location.
You can also use Siri to locate your item by saying, for example, "Hey Siri, where is my key?" The tracker will respond quickly with a sound.


3.2 Left Behind Notifications
The HOCO E91, through the Find My network, can send push messages to your Apple device if you leave a tracked item behind. This feature helps prevent loss by alerting you when you separate from your belongings.
3.3 Multi-Device Tracking
You can track multiple HOCO E91 devices simultaneously under the same Apple ID. This allows for online viewing and finding of all your necessary items at any time, across various Apple devices like iPhone, iPad, and Mac.

4. Maintenance
4.1 Battery Replacement
The HOCO E91 uses a replaceable CR2032 coin cell battery, offering an endurance of 9-12 months (or over 1 year, depending on usage). To replace the battery:
- Gently twist or pry open the E91 tracker casing to access the battery compartment.
- Remove the old CR2032 battery.
- Insert a new CR2032 battery with the positive (+) side facing up.
- Close the casing securely.

4.2 Cleaning
Wipe the device with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials that could damage the surface.
5. Troubleshooting
5.1 Device Not Responding
- Check Battery: Ensure the CR2032 battery is properly installed and has sufficient charge. Replace if necessary.
- Restart Device: If the device is unresponsive, press and hold the restart button (usually a small button on the side or inside the battery compartment) until you hear a long beep. This indicates it's ready to connect to a new device.
- Check Bluetooth: Ensure Bluetooth is enabled on your Apple device.
- Find My App: Verify that the Find My app is updated to the latest version.
5.2 Unable to Pair
- Compatibility: Confirm your Apple device meets the minimum iOS/iPadOS 14.5 requirement.
- Proximity: Ensure the E91 tracker is close to your Apple device during the pairing process.
- Reset Tracker: Perform a device reset as described above and attempt pairing again.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | HOCO |
| Model | E91 |
| Type | Wearable |
| Material | ABS |
| Size | 31mm x 31mm x 9mm |
| Weight | 7g |
| Battery | 210mAh / CR2032 Coin Cell Battery |
| Battery Endurance | 9-12 months (up to 1 year+) |
| Compatibility | iPhone SE, iPhone 6s or later, iPod touch (7th generation), iPad (5th generation or later), iPad Air 2 or later, iPad mini 4 or later (all running iOS/iPadOS 14.5 or later) |
| Network Support | Apple Find My Network |
| Origin | Mainland China |
| Battery Included | Yes |
| High-concerned chemical | None |
| Application Age Group | Child |

7. Warranty & Support
For warranty claims, technical support, or any product-related inquiries, please contact the seller or manufacturer directly. Retain your proof of purchase for any warranty services.
8. User Tips & FAQ
8.1 User Tips
- Battery Life: The HOCO E91's CR2032 battery offers a long lifespan, typically 9-12 months. Consider carrying a spare CR2032 battery for quick replacement if needed.
- Versatile Use: The compact design and optional silicone case make the E91 suitable for a wide range of items, from keys and wallets to luggage and pet collars.


8.2 Frequently Asked Questions (FAQ)
- Q: Is it possible to change the battery?
- A: Yes, the HOCO E91 uses a standard CR2032 coin cell battery which is user-replaceable. Please refer to the 'Battery Replacement' section for instructions.





