Hippotion velox

Hippotion velox is a species of Sphingid moth or the family Sphingidae. It is found throughout the Indo-Australian tropics east to Fiji and New Caledonia, north to Hong Kong, Taiwan and southern Japan.
The wingspan is 54–76 mm.
The larvae have been recorded on Araceae, Convolvulaceae, Nyctaginaceae and Rubiaceae species, including Ipomoea, Boerhavia and Morinda species.