MEgo Gripper User Manual

Preface

Thank you for purchasing the MEgo Gripper handheld data collection device (hereinafter referred to as the "Gripper"). The MEgo Gripper is a lightweight, portable two-finger gripper data collection device built around a Human-Centric design philosophy. Its core function is to capture human manipulation actions in the real world — such as grasping, placing, and operating objects — with high fidelity and minimal setup complexity, enabling high-quality multimodal data collection.

This manual covers the installation, operation, and maintenance of the Gripper. Please read it carefully before use and follow all instructions to prevent equipment damage or data loss caused by improper operation.

Procedures may vary slightly across product versions. This manual is intended for end-user reference only. If you encounter any issue not addressed in this document, please contact our after-sales support team for assistance.

Support

Scan the QR code or visit the link below to access the latest operating instructions, tutorial videos, and download the APP.

https://maniformer.ai/support

© All Rights Reserved. Unauthorized copying and distribution prohibited.

Safety Information

Please read all instructions in this manual carefully and comply with all requirements before operating this product. Procedures may vary across product versions. This manual is for end-user reference only. Our company reserves the right to modify and interpret the content of this manual.

Electrical Safety

• Use only batteries supplied or approved by Our company. We are not responsible for device failures or accidents resulting from the use of unauthorized batteries.
• Disconnect the battery from the power adapter promptly once charging is complete.
• If the device exhibits overheating, unusual odor, smoke, or any other abnormal condition during charging, disconnect the power immediately, stop using the device, and contact customer support. Do not attempt to disassemble or repair the device yourself.

Usage Safety

• The Gripper is not waterproof. Do not submerge the device in water or allow liquids such as rain, sweat, or beverages to contact its surfaces or ports.
• Use this product only within the specified ambient temperature range of 0 °C to 45 °C.
• Do not disassemble or modify the device without authorization. We are not responsible for device failures or abnormal operation resulting from unauthorized disassembly.
• This product is a professional data acquisition device. Users without prior operating experience must read this manual thoroughly before use.

Product Overview

Packing List

Standard Version

• MEgo Gripper × 2
  • Silicone anti-slip Gripper Finger × 4
• 3D High-precision Tactile Sensor × 4
• 1D Flexible Tactile Sensor (Optional)
• Battery × 4
• Power Adapter × 1
• Type-C Data/Charging Cable × 2
• TF Memory Card × 2 (256GB)
• TF Card Reader × 1
• Woven Bracelet × 2
• Carrying Case × 1
• Operation Guide Card × 1
• Warranty Card × 1
• Certificate of Conformity × 1

Ultra Version

• MEgo Gripper Ultra × 2
  • Silicone anti-slip Gripper Fingers × 4
  • VR Tracker × 4
• 3D High-precision Tactile Sensor × 4
• 1D Flexible Tactile Sensor (Optional)
• VR Headset (Pico) x 1
• Bluetooth adapter × 1
• Battery× 4
• Power Adapter × 1
• Type-C Data/Charging Cable × 2
• TF Memory Card × 2 (256GB)
• TF Card Reader × 1
• Woven Bracelet × 2
• Carrying Case × 1
• Operation Guide Card × 1
• Warranty Card × 1
• Certificate of Conformity × 1

Component Introduction

Gripper

• Fisheye Camera
• Stereo Camera
• Power Button
• Record Button
• Status Indicator
• Loudspeaker
• MIc
• VR Tracker【Only Ultra】
• Type-C Port
• TF Card Slot
• Detachable Battery
• Silicone gripper head
• 3D Visuo-Tactile Sensor 【Replaceable】
• 1D Tactile Sensor 【Replaceable】

First Use

Unboxing Inspection

1. Open the product packaging and remove all components.
2. Verify that all items are present and match the Packing List.

Battery Installation

1. Locate the battery compartment at the bottom of the handle.
2. Align the battery with the compartment guide rails and slide it in firmly toward the device until you hear and feel an audible click, confirming it is securely locked in place.

TF Card Installation

1. Locate the TF card slot on the side of the handle. Orient the TF card as indicated and insert it until it clicks into place.

Caution: Never remove the TF card while the device is recording. Doing so may cause irreversible data corruption or card damage.

Powering On / Off

1. Slide the power switch to the ON position, power on.
2. The display screen will illuminate and the system will automatically perform a self-check, the status indicator flashes blue rapidly.
3. Once the self-check is complete, the system enters Standby mode, the status indicator switches to a steady white light.
4. Slide the power switch to the OFF position, power off.

Charging the Battery

1. Remove the battery from the Gripper.
2. Connect the battery to the power adapter using the supplied Type-C cable.
3. The included power adapter can charge up to 2 batteries simultaneously.
4. Disconnect the battery once charging is complete.

Pico Connection【Only Ultra】

For complete Pico connection instructions visit: Gripper与pico配对操作流程_CN_20260722.

Replacing Gripper Heads

This product is compatible with three interchangeable end-effector types: the Silicone Anti-Slip Gripper Head, the High-Precision 3D Tactile Sensor, and the 1D Flexible Tactile Sensor (optional). Refer to the diagram below for the replacement procedure.Once the gripper head is replaced, the encoder must be recalibrated. To perform the calibration, tap Encoder Calibration on the HMI.

Operation

Data Recording

Caution: Before recording, the Gripper must be paired with the APP. Refer to the APP Instructions section for the full pairing procedure.

1. Power on all Gripper devices, and ensure all Grippers are paired.
2. Press the Record button on the Master Gripper, or quickly squeeze both grippers simultaneously twice. All paired devices will simultaneously start recording.
3. When the session is complete, press the Record button on the Master Gripper again, or quickly squeeze both grippers simultaneously twice. All devices will stop recording.
4. After press Record button, keep all devices stationary. Begin data collection only after you hear the voice prompt, “Start Recording.”

Data Upload

The Gripper supports two methods to transfer recorded data:

Method 1 — TF Card Transfer Remove the TF card from the device, use the supplied TF card reader to copy data to a computer or local server.

Method 2 — APP Upload Use the APP to trigger data upload, recorded data directly upload to the MEgo Engine platform over Wi-Fi.

HMI Overview

Interface Overview

1. Top Status Bar: Device identity (L / R hand), all paired devices, Wi-Fi signal strength, remaining battery level, remaining TF card capacity
2. Video Preview Area: Live camera feeds (Fisheye, Left Stereo, Right Stereo)
3. Bottom Status Bar: Multi-device time sync status; individual sensor states: Fisheye / Stereo / IMU / Encoder / Tactile

Operation View

1. Main screen: Double-tap a camera feed, expand that feed to full screen; Double-tap full-screen view, return to main screen

1. Swipe right on main screen: View detailed information for this device and all paired devices
2. Swipe left on main screen: Access device settings

APP Instructions

Select a device combination and bind devices by scanning QR codes

Open the Mani Go APP, follow the on-screen instructions to select a device combination, and then scan the QR codes on the device SN code stickers in sequence.

Configure the device's Wi-Fi

Bluetooth pairing

In the initial state, the device displays an Offline status, and there is no Bluetooth or Wi-Fi icon on the device card.

Wait for about 30 seconds, and pop-ups for Bluetooth pairing will appear on the APP page in sequence, then tap the Pair button.

After successful pairing, the device will display an Online status, and the Bluetooth icon will appear on the device card.

Configure Wi-Fi information

Click the Connect Wi-Fi button at the top of the page to enter the Wi-Fi selection page.

Select a Wi-Fi network and enter its password.

After a successful connection and a few seconds of waiting, the device will show an Online status, and the Wi-Fi icon will appear on the device card.

Device Pairing

Click the Device Pairing button.

After performing the Device Pairing operation, the device will automatically restart, and the device card will briefly show an Offline status. Please wait for 20–30 seconds.

Status Indicator Light Guide

MEgo Gripper uses status indicator lights to show the device's current operating status:

Power On/Off and Standby

Device Connection

Data Recording and Upload

System Operations

Abnormal Status

A red status indicator light may indicate a time synchronization error, sensor error, or TF card error. Follow the relevant voice prompts and inspect the device promptly.

Open Port Information

Maintenance and Care

Device Care

1. Clean camera lenses regularly using a clean, dry, lint-free cloth.
2. Inspect camera lenses periodically for scratches or contamination that may affect data quality.
3. The encoders must be recalibrated after the device is dropped or disassembled and reassembled.

Data Management

1. Upload the data in time to prevent data loss from accidental deletion or card failure.

Caution: If you need to format the TF card, please ensure that all important data has been uploaded or backed up. Formatting will permanently erase all stored data.

Firmware Upgrade

1. Firmware upgrades are performed via the APP. When a new firmware update is available, a notification will appear in the app — tap it and follow the instructions to complete the upgrade.
2. Before upgrading, ensure the device battery is sufficiently charged and that the device is connected to a stable Wi-Fi network.

Caution: If the firmware upgrade fails, contact our after-sales support team. Do not manually restart the device during the upgrade, to avoid device abnormalities or firmware damage.

Put the World’s Data to Work for AI and Accelerate the Arrival of the Intelligent Agent Era.

We Look Forward to Standing with You, Deepening Data Collection, and Building the AI Future Together.

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