Its wings are covered with an array of bright LEDs, its head, a video camera. You see that it sees you, about to commit some misdemeanor. But it’s too cute—there’s no way you’re in trouble.

For now, the seemingly innocuous bugs (get it? double entendre), which look a little like an ultra-low tech version of the bat bot, will make their way around Seoul and other parts of South Korea, and according to Newlaunches, will be in Tokyo soon. There’s even a butterfly. How can a gentle butterfly turn you over to the cops for selling pot? There’s no way that would happen!

Wingspan: 350mm
Length: 400mm
Mass: 17g
Flying speed: 1.8 ms-1
Flapping frequency: 6 Hz
Flying Time: 12 min
Wing Material: Mylar foil
Structure: balsawood
Motor: 2g pager motor
Camera: 1.2g pinhole camera
Energy storage: 3g Li Polymer cell
Actuators: shape memory alloy wires
Base station: 3GHz PC
Sensors: pinhole camera

Based on the DelFly, an Earth-based robot capable of autonomous flight, with hovering, take-off and landing capabilities. Scientists say the ExoFly can be adapted to fly in the more dense atmosphere of Titan too, so expect a black monolith to appear on the Moon anytime now. [New Scientist]