All functions run in the onboard microprocessor, which communicates straight to your battery. The MP00205A starts with high amperage to find the battery charged up fast, and afterwards slows down automatically to some reduce amperage because it reaches ability. If you’d want a wireless dashboard or windscreen mount instead, check https://flenzy.store/efficient-12v-8kw-all-in-one-diesel-air-heater-with-lcd-and-remote-control-fast-heating-low-noise-and-easy-installation/