Nasa Clipper sonar is/has:

These 3 different front hooks have tiny hooks (size #6)

SIMPLE CALIBRATION AND INSTALLATION

normal mode and peak load

Nasa Compact batteri monitor BM-1, 12V agm Nasa Clipper sonar is/has:Compact battery monitor for 12V systems which continuously shows your power consumption, charge discharge time and number of Amp hours (charge discharge time). Nasa Compact battery monitor with parallel connection shunt and a cable that is ready to mount. Shows status during charging and time for charging discharging. This information provides more efficient use of the batteries, which can extend the life of your batteries and reduce the possibility