Bats in field

Bats in field

Observation - Bats in field - UK and Ireland. Description: Spotted a few bats flying around in a field close to a woodland corridor. This one seems rather large being about the size of a starling. Body is 5/6 inches long and wingspan is approx 10/12 inches. Most other bats in the area are only small (about blue t

Spotted a few bats flying around in a field close to a woodland corridor. This one seems rather large being about the size of a starling. Body is 5/6 inches long and wingspan is approx 10/12 inches. Most other bats in the area are only small (about blue tit size).
An ID would be great if anyone has a clue.