[aigel]

Battery tender. Had this for the 993 for about 8 years after installing the odyssey battery. No issues with switching power on / off in an outage or otherwise. Simple and small. I have it plugged into the ceiling outlet and the wire comes down straight under the hood.

https://www.amazon.com/Battery-Tender-021-0123-Junior-Charger/dp/B000CITK8S/ref=asc_df_B000CITK8S/?tag=hyprod-20&linkCode=df0&hvadid=198093653755&hvpos=&hvnetw=g&hvrand=18305099896239954961&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9032032&hvtargid=pla-370669784302&psc=1