LR1000E4 is a compact 905 nm laser ranging module with a 4–1000 m source-table measuring range. It uses a UART-TTL interface for civilian integration evaluation.
Verified Specifications
| Parameter | Value | Source condition |
|---|---|---|
| Laser Wavelength | 905 nm ±5 nm | Source technical table |
| Measuring Range | 4–1000 m | Source technical table; target and ambient conditions not stated |
| Ranging Accuracy | ±1 m (≤400 m); ±1 m + D × 0.1% (>400 m) | Source table notes cite 90% reflectivity targets and whiteboard accuracy |
| Interface | UART-TTL | Customizable per source technical table |
| Supply Voltage | 3.3–5 V | Source technical table |
Published values are transcribed from the model-specific source. Final application fit, environmental performance, interface wiring, firmware behavior, and production-label claims must be confirmed with ERDI engineering before design release or purchase.

