Walksnail WS-M181 GPS

With small size, light weight, fast positioning, and stable connection. It is suitable for FPV, RC airplane, quadcopter and others to enhance the flight experience

Featuring a high-performance M10 GNSS chipset and a built-in IST8310 magnetometer, the module delivers enhanced performance and more accurate positioning.

The ultra-thin ceramic antenna uses a special spray painting process to prevent oxidation and scratching, ensuring consistent positioning performance.

The built-in battery can realize hot start and realize positioning quickly.

It offers six positioning modes, providing more flexible combinations (default GPS + GLONASS + BDS multi-mode positioning).The measured maximum number of search sats can cover 32pcs.

Specification	Values
name	Walksnail WS-M181GPS
Chip	M10 (ten generation chip)
Frequency	GPS L1,GLONASS L1,BDS B1,GALILEO E1,SBAS L1,QZSS L1
Power	5V
Size	18mm*18mm*4.6mm
Antenna	ceramic antenna (oil spraying process, prevent scratching and oxidation)
Receiving channels	72 search channels
Compass	IST8310
Baud rate	115200bps
Output protocol	Dual-protocol GNSS output (NMEA compatible)
Output frequency	1Hz-10Hz, Default 10Hz
Speed accuracy	0.05m/s
Horizontal positioning accuracy	2D ACC1.5m(open air)
Receiving sensitivity	Trace-162dBm Capture -160dBm
weight	About 4.3g
Dynamic characteristics:
- Altitude	50000m
- Speed	500m/s
- Acceleration	4G
Operating temperature	-40°C~+85°C
Storage temperature	-40°C~+105°C

Orders placed before 2 PM PST ship the same business day from Tarzana, California. Domestic ground arrives in 2–5 business days; expedited and overnight are offered at checkout with live carrier rates.

International orders ship DDU to 180+ countries. Duties and import VAT are collected by the carrier on delivery unless your country appears in the DDP list at checkout. Battery-containing shipments move by ground or approved air freight only.

Unflown drones and unopened components can be returned within 30 days for a full refund. Built-and-tuned airframes that have been flown are covered by the 12-month workmanship warranty instead — we repair or replace, you cover one-way shipping.