# DB-M2 · Insert a connector

The robot picks up a connector, inserts it into its matching socket, presses it fully into place and releases it.

| | |
|---|---|
| Episodes | 240 |
| Frames | 240,697 at 30 fps |
| Cameras | `observation.images.camera_ego_left`, `observation.images.camera_ego_right`, `observation.images.camera_wrist_left`, `observation.images.camera_wrist_right`: 640×360, H.264, 30 fps |
| State / action | `observation.joint_position`, `observation.joint_velocity` and `action`: float32 × 66, joint names in `meta/info.json`, groups in `meta/modality.json`: wheels 0:4, torso 4:10, right arm 10:17, right hand 17:37, left arm 37:44, left hand 44:64, neck 64:66. Also `timestamp`, `frame_index`, `episode_index`, `index`, `task_index`, `next.done`. |
| Format | LeRobot v3.0. For LeRobot v2.1: `python tools/convert_lerobot_v30_to_v21.py db_m2 db_m2_v21 --expect-episodes 240 --expect-frames 240697` |
| License | © 2026 RLWRLD Inc., licensed under CC BY 4.0 (see `LICENSE.md` at the repository root). |

## Instructions (`task_index`: text)

- `0`: Pick up the connector, insert it into its matching socket, press it fully into place, and release it.

## Integrity

`sha256sum -c SHA256SUMS` inside this folder.