SPD1200Z2 · 905 nm Laser Rangefinder Module

SPD1200Z2 datasheet: specifications, range conditions, interface

Every value below is copied from the published SPD1200Z2 specification table with its test condition, so you can compare it with other modules on equal terms.

SPD1200Z2 key specifications

Item	Published value
Model	SPD1200Z2
Published range	Catalog range: 0.2–1,200 m; strong sunlight or low visibility may reduce range. Sources also list a 1,500 m night-time maximum under special conditions; it is not a guaranteed range.
Wavelength	905nm±5nm
Interface	UART-TTL, Customizable
Accuracy	Current published table and archived factory PDF: ±0.2 m (d≤200 m); ±0.5 m (d≤400 m); ±(0.5 m + 0.001d) (400 m<d<1,200 m). Archived factory DOCX: ±0.3 m (d≤100 m); ±(0.3 m + 0.0007d) (100 m<d<1,200 m). Sources differ; confirm the supplied configuration. d is distance in metres.
Update rate	Current published table and archived factory PDF technical table: 2–20 Hz adaptive. Archived PDF overview: 2–15 Hz; its continuous-mode section gives typical 2 Hz and maximum 15 Hz. Archived factory DOCX technical table: 2–20 Hz; its continuous-mode section gives typical 2 Hz and maximum 20 Hz. Confirm the supplied mode/configuration; sources differ.
Supply	3.3V~5V
Weight	≈6g
Dimensions	Current published table and archived factory PDF: 7.2 × 14.8 × 28.2 mm. Archived factory DOCX: 28.2 × 14.8 × 10.2 mm. Sources differ; confirm the supplied drawing.
Laser safety	IEC CLASS I
Price	From $150 per unit

Full specification table

ERDI published product specifications, captured 2026-10-08.

Parameter	Published value	Condition / note
Laser wavelength	905nm±5nm
Laser Divergence Angle	＜6mrad
Optical material	Aspherical Lens
Aperture Size	5.0mm × 7mm
Measurement range	Catalog range: 0.2–1,200 m; strong sunlight or low visibility may reduce range. Sources also list a 1,500 m night-time maximum under special conditions; it is not a guaranteed range.
Ranging accuracy	Current published table and archived factory PDF: ±0.2 m (d≤200 m); ±0.5 m (d≤400 m); ±(0.5 m + 0.001d) (400 m<d<1,200 m). Archived factory DOCX: ±0.3 m (d≤100 m); ±(0.3 m + 0.0007d) (100 m<d<1,200 m). Sources differ; confirm the supplied configuration. d is distance in metres.
Measurement frequency	Current published table and archived factory PDF technical table: 2–20 Hz adaptive. Archived PDF overview: 2–15 Hz; its continuous-mode section gives typical 2 Hz and maximum 15 Hz. Archived factory DOCX technical table: 2–20 Hz; its continuous-mode section gives typical 2 Hz and maximum 20 Hz. Confirm the supplied mode/configuration; sources differ.
Valid measurement rate	≥98%
False alarm rate	≤1%
Interface	UART-TTL, Customizable
Baud rate	Default 115200bps, Optional 9600bps
Supply voltage	3.3V~5V
Start-up Time	≤200ms
Peak Start-up Current	≈350mA
Operating Power Consumption	Average ≈0.45 W in both sources. Current published table and archived factory PDF: maximum ≈0.7 W. Archived factory DOCX: maximum ≤0.75 W. Sources differ; confirm the supplied configuration.
Operating temperature	−20 °C~+60 °C
Storage temperature	Current published table and archived factory PDF: −40 to +60 °C. Archived factory DOCX: −30 to +70 °C. Sources differ; confirm the supplied configuration.
Ingress Protection	Lens cavity IP67
Laser safety class	IEC CLASS I
Dimension	Current published table and archived factory PDF: 7.2 × 14.8 × 28.2 mm. Archived factory DOCX: 28.2 × 14.8 × 10.2 mm. Sources differ; confirm the supplied drawing.
Weight	≈6g
Shock Resistance	1000g/ms (10 times/s, optical axis direction)
Vibration Resistance	5~50~5 Hz, 1 octave/min, 2.5g
Reliability	MTBF≥1500h

Connector pinout

Pin	Signal	Note
1	SW-SHOT	Function Enable (active high) Note: Compatible with active-low control requirements
2	RXD	Signal input port, Host → Ranging Module
3	TXD	Signal output port, Ranging Module → Host
4	I/O (Reserved)	Reserved for expansion
5	VCC	Power +
6	GND	Power −

Published applications

Outdoor observation devices
Civilian surveying instruments
Outdoor sports equipment

Ordering the SPD1200Z2

The published single-unit price of the SPD1200Z2 is $150. Prices include shipping and are ordered directly from erdilrf.com. Technical questions and quantity quotes: tommy@erdimail.com. Full specification table, downloads and ordering: SPD1200Z2 model page.

FAQ

What is the maximum range of the SPD1200Z2?

The published range is Catalog range: 0.2–1,200 m; strong sunlight or low visibility may reduce range. Sources also list a 1,500 m night-time maximum under special conditions; it is not a guaranteed range.. A range figure is only comparable together with the target and conditions it was measured on, so the condition is listed next to the value.

Which interface does the SPD1200Z2 use?

The published communication interface is UART-TTL, Customizable @ Default 115200bps, Optional 9600bps.

What laser wavelength does the SPD1200Z2 use?

The published wavelength is 905nm±5nm; laser safety entry: IEC CLASS I.

How much does the SPD1200Z2 cost?

The published single-unit price of the SPD1200Z2 is $150. Prices include shipping and are ordered directly from erdilrf.com.

Related guides

Model records

Open the model page for the full specification table, downloads, published price and ordering.

SPD1200Z2 — SPD1200Z2 905 nm Laser Rangefinder Module