The LPPR04 is a mid-to-high-end locator with the option of a built-in battery. It is a compact and easy-to-install device that supports various sensors that can be attached.
The LPTC04 is a high-end locator with a built-in battery, allowing not only vehicle control but also monitoring of multiple parameters, such as specific trailers equipped with various measurement sensors. It also enables digital transmission of tachograph data.