Comment on Tell HN: We built a solar-charging wireless backup camera for your carparentComments−Johnny55510yThe camera stays in low power mode (polling with BLE?) until woken up by the OBD controller to tell it that the car is in reverse. It doesn't need much power to stay charged.−rcthompson10yI don't think it's a question of energy use, it's a question of whether the battery can hold a charge under those conditions.
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The camera stays in low power mode (polling with BLE?) until woken up by the OBD controller to tell it that the car is in reverse. It doesn't need much power to stay charged.
I don't think it's a question of energy use, it's a question of whether the battery can hold a charge under those conditions.