This product, unlike older GPS-RS232/Microsat, has a built-in magnet and I make it waterproof by hot-gluing before closing the case.

This GPS receiver is based on Quectel L80-M39 module.

Device is pinout compatible and can be connected to:
- ULARI Transceiver VHF 7W,
- ULARI Radio Interface,
- APRS Voyager,
- WX3in1 Plus 2.0,
- PLXTracker,
- PLXTracker Blue,
- PLXTracker TRX1W,
- WX3in1 Mini (via CAB44 adapter),
- WX3in1 Plus 1.0 (via CAB44 adapter).

Input voltage: 5-15VDC,
Interface: RS-232,
Baudrate: 9600,
Housing: Hammond Mfg.(USA),
GPS module inside: Quectel L80-M39,
Cable length: 1.7m