Eptesicus dimissus
Range
From Thailand and Laos west to Nepal, including Royal Chitwan National Park in southern Nepal
The Surat serotine, Cassistrellus dimissus (formerly Eptesicus dimissus), is a vesper bat first described by Oldfield Thomas in 1916. It ranges from Thailand and Laos west to Nepal, with records from Surat Thani Province in southern Thailand and Royal Chitwan National Park in southern Nepal (Wikipedia, general species account).
Phylogenetic analysis moved it into the newly described genus Cassistrellus. The source gives no size, appearance, habitat or diet detail (Wikipedia, general species account).