Most of them have dual power options. There are good external power pack setups, too. Extra batteries or power packs for 5-10 days of use are not much of an issue in most cases. Don’t let speculation drive the truck.
There are some sensor materials that are more ‘delicate’ than others, when it comes to temp extremes, vibration, and long term use. The military specs Vanadium Oxide over Silicon Dioxide for durability reasons. Peak performance is identical. You have to do some research usually to figure out which Pulsar sensors from Belarus are VOx as opposed to S2O.
