Since it is difficult to understand how to use it, please attach detailed instruction manual.
Memory backup at battery replacement
On 2015-02-04 08:57:36
Items arrive, purchasing new batteries, battery replacement! ···that? It does not work at all, and what time the next turn comes. I feel really damaged. After all, it took extra labor and time such as audio memory setting and vehicle initialization. I wish I had not used it from the beginning.
The price is cheap and it is easy to keep memory. Although it has an adaptation voltage of 12 V, it is written that it can not be used for 6 V, 12 V cars with caveats. I think that it is not a mistake of a 24V car, but ...