Patent ID: 11901668
Assignee: UBTECH ROBOTICS CORP LTD
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 1:
2. The modular device according to claim 1, further comprising at least one of a keypad module, a servo, a wireless voice input module, and a sensor module, wherein the keypad module comprises a first type connector that is configured to magnetically connect with one of the second type connectors of the main control module, and a plurality of second type connectors, each of the servo and the sensor module comprises a first type connector that is configured to magnetically connect with one of the second type connectors of the main control module or the building element, and the wireless voice input module comprises a first type connector that is configured to magnetically connect with one of the second type connectors of the main control module or the keypad module.