On Wednesday, 24 April 2019 22:06:13 UTC-4, soaringjac wrote:
Will the Becker 4201 run off 12v battery? Seems like it needs 14v

It will run from a 12V battery. Have used lead-acid 12 V 9 ah in the past and now use K2 LiFePo4 battery due to it's higher capacity.