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LiftMaster 84LM
4-button Billion Code era remote. Typical current path: 893MAX. Confirm with learn-button color / receiver model.
| Field | Value |
|---|---|
| Brand | LiftMaster / Chamberlain |
| SKU | 84LM |
| Role | 4-button Billion Code era remote |
| Era | Billion Code ~390 MHz |
| Buttons / type | 4 |
| Successor path | 893MAX |
| Confirm | Learn-button guide + receiver chart |