HALMET CM4 4 pcs jumper headers for

4 pcs jumper headers for enabling active resistance measurement

11 b/g/n/ac wireless

This guarantees flawless operation even in adverse conditions

dual video output

you can add additional NMEA 0183 ports by including this HAT:

HALMET CM4 4 pcs jumper headers forHALMET is the Hat Labs Marine Engine & Tank interface. As a successor to the SH ESP32 and the Engine Top Hat, it lets you connect your marine engine, tanks and other devices with resistive, voltage, binary or pulse outputs to an NMEA 2000 or Signal K network, with native NMEA 2000 and WiFi support. The sales package includes: HALMET device 4 pin pluggable screw terminal for NMEA 2000 and power 8 pcs two pin pluggable screw terminals for analog and