UNIT · L7
Robot Era / China

L7

Full-size 55-DoF bipedal humanoid that runs at 4 m/s and pairs high-dynamic motion with industrial-grade dexterity.

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L7 humanoid robot full-body product photo
171 cm Height
65 kg Mass
55 DOF
20 kg Payload
01

Overview

The L7 is a full-size bipedal humanoid from Beijing-based Robot Era, a Tsinghua University spinoff. It combines athletic mobility, 4 m/s running, jumps, and fall recovery, with 12-DoF direct-drive dexterous hands and a 20 kg dual-arm payload. It is driven by the in-house ERA-42 vision-language-action model and aimed at industrial, logistics, research, and performance work.

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Capabilities

  • 55 total degrees of freedom with 400 Nm peak joint torque and 25 rad/s joint speed for high-dynamic motion
  • Runs at up to 4 m/s (14.4 km/h) and performs jumps, stair walking, and fall recovery
  • Twin 12-DoF fully direct-driven dexterous hands on 7-DoF arms for tool use and precise manipulation
  • 20 kg dual-arm payload for sorting, assembly, and logistics tasks
  • Driven by Robot Era's ERA-42 vision-language-action model, learning new tasks in hours across 100+ actions
  • 360-degree perception via binocular cameras, 3D LiDAR, and a microphone array
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Specifications

Height
171 cm
Mass
65 kg
Degrees of freedom
55
Hands
12 per hand
Payload
20 kg (dual-arm)
Top speed
4 m/s (running)
Actuation
Electric direct-drive actuators; 400 Nm peak torque, 25 rad/s joint speed
Sensors
Binocular cameras, 3D LiDAR, microphone array (360-degree perception)
Compute
ERA-42 vision-language-action (VLA) model
Origin
China
Unveiled
2025
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Deployment

  • Industrial automation and assembly
  • Logistics and sorting
  • Research and teleoperation
  • Live performance and entertainment