This bat has very large feet, a silvery gray-brown back, and a pale belly. It is nocturnal and roosts in groups in limestone caves.
The upperparts are grayish brown with a silvery gloss, while the underparts are creamy white. Its feet are exceptionally large, with sharp claws.
It is nocturnal and roosts in limestone caves. Small colonies were observed with other bat species on Kai, while a colony of about 100 was recorded in a cave on another island.
An extinction-risk assessment has not been added yet.