1. Introduction
The HOCO E91 Smart Anti-Lost Device is a compact and intelligent tracker designed to help you locate your valuable items. Leveraging the extensive Apple Find My network, it provides precise global positioning and allows you to track your belongings directly from your Apple device. With its long-lasting battery and easy setup, the E91 ensures your items are always within reach.
2. Key Features
- Works seamlessly with the Apple Find My network.
- Provides precise global positioning for your items.
- Sends push notifications to alert you if items are left behind.
- Features a simple and compact design for versatile use.
- Offers a long standby time of up to 365 days.
- Equipped with a replaceable CR2032 button battery.
- Supports ringtone searching and tracking mode to easily locate nearby items.
- Waterproof design for enhanced durability.
3. Specifications
| Feature | Detail |
|---|---|
| Model | E91 |
| Brand Name | HOCO |
| Battery Type | Replaceable CR2032 Button Battery |
| Battery Capacity | 230mAh |
| Voltage | DC3.0V |
| Power | 0.0012Wh |
| Battery Life | 9-12 months |
| Product Size | 32mm x 32mm x 9mm |
| Weight | Approximately 7g |
| Waterproof | Yes |
| Operating Language | English |
| Smart Home Platform | Apple HomeKit |
| Certification | RoHS, FCC, CE, EAC, UKCA |
| Origin | Mainland China |
4. Package Contents
- 1 x HOCO E91 Smart Anti-Lost Device
- 1 x Protective Case (as indicated by product title)
- 1 x User Manual (this document)
5. Setup Guide
The HOCO E91 is designed for quick and easy integration with your Apple devices. No additional app download is required.
5.1. Power On
The device is typically active upon first use or after a new battery is inserted.
5.2. Connecting to Your Apple Device
- Ensure Bluetooth is enabled on your Apple device (iPhone, iPad, or Mac).
- Open the 'Find My' app on your Apple device.
- Navigate to the 'Items' tab.
- Tap '+' (Add Item) and then select 'Add Other Item' or 'Add AirTag' if prompted.
- Your Apple device will search for the HOCO E91. Once detected, follow the on-screen instructions to bind the device.
- You will be prompted to assign a name and an emoji to your HOCO E91 for easy identification within the app.
- The device will be bound with one click and ready for immediate use.
Video: Demonstrates the quick and easy pairing process of the HOCO E91 with an Apple iPhone using the Find My app.

Image: The HOCO E91 device displayed on an iPhone screen within the Apple Find My application, showing its location on a map.
6. Operation
6.1. Locating an Item
Once paired, you can locate your HOCO E91 and the item it's attached to:
- Open the 'Find My' app on your Apple device.
- Select the HOCO E91 from your list of items under the 'Items' tab.
- The app will display its current or last known location on a map, utilizing the Apple Find My network.
6.2. Playing a Sound
If your item is nearby but out of sight, you can make the HOCO E91 play a sound:
- In the 'Find My' app, select your HOCO E91.
- Tap 'Play Sound'. The device will emit an audible alert, helping you pinpoint its exact location.
6.3. Getting Directions
For items located further away, you can get directions to them:
- Select your HOCO E91 in the 'Find My' app.
- Tap 'Directions' to open Maps and receive navigation to its location.
6.4. Voice Commands (Siri)
You can use Siri to quickly locate your items:
- Activate Siri on your Apple device (e.g., "Hey Siri").
- Issue a command such as "Find my [item name]" (e.g., "Find my keys"). The HOCO E91 will respond with a sound.
6.5. Left Behind Notifications
To receive alerts when you leave an item behind:
- In the 'Find My' app, select your HOCO E91.
- Enable the 'Notify When Left Behind' feature in the settings for that item. You will receive an alert on your Apple device if you move out of range of your item.

Image: The HOCO E91 highlighting its Apple Find My certification and core functionalities.
7. Battery Replacement
The HOCO E91 uses a standard CR2032 button battery, which typically lasts 9-12 months. When the battery is low, you may receive a notification on your Apple device.
7.1. Replacing the Battery
- Gently twist or pry open the HOCO E91 device to access the battery compartment.
- Remove the old CR2032 battery.
- Insert a new CR2032 battery with the positive (+) side facing up.
- Close the device securely.
7.2. Re-pairing After Battery Change
After replacing the battery, if the device does not automatically reconnect or if you wish to pair it with a different Apple device:
- Press and hold the restart button on the device until you hear a long beep.
- Follow the initial setup steps (Section 5.2) to connect it to your desired Apple device.
8. Troubleshooting
8.1. Device not appearing in Find My app
- Ensure Bluetooth is enabled on your Apple device.
- Check if the HOCO E91 battery is depleted and replace it if necessary.
- Try re-pairing the device by pressing and holding the restart button until a long beep is heard, then follow the setup steps in Section 5.2.
8.2. No sound when trying to locate
- Check the volume settings on your Apple device.
- Ensure the HOCO E91 is within Bluetooth range of an Apple device connected to the Find My network.
- Verify the battery level of the HOCO E91.
8.3. Inaccurate location
- Location accuracy depends on the density of the Apple Find My network. In areas with fewer Apple devices, location might be less precise.
- Ensure your Apple device has a stable internet connection.
8.4. Does not work with Android
- The HOCO E91 is designed to work exclusively with Apple's Find My network and iOS devices. It is not compatible with Android operating systems.
9. User Tips
- iOS Compatibility: This device is specifically designed for use with Apple iOS devices and the Apple Find My network. It is not compatible with Android.
- Battery Life: The CR2032 battery typically lasts 9-12 months. Consider carrying a spare battery for uninterrupted tracking.
- Tracking Range: The tracking range is dependent on the Apple Find My network, which utilizes nearby Apple devices to relay location information. There isn't a fixed 'range' like a direct Bluetooth connection, as it leverages a global network.
- Re-pairing: If you need to connect the device to a different Apple ID or after a battery change, press and hold the restart button until you hear a long beep to initiate re-pairing.
10. Safety Information
- Keep the device and its battery out of reach of small children and pets to prevent accidental ingestion.
- Dispose of batteries according to local regulations.
- Do not attempt to disassemble or modify the device beyond battery replacement.
- Avoid exposing the device to extreme temperatures or direct sunlight for prolonged periods.
11. Warranty & Support
For warranty information and technical support, please refer to the seller's policy or contact HOCO customer service directly. Keep your purchase receipt for any warranty claims.





