Multiple Blinking Modes: fast blinking slow blinking and stable light increase the enjoyment of blinking lights at night and get excellent visual images. 20 hours work: 20 hours in slow flash mode 2 hours in normal light mode battery capacity is 250 mAh. Manufacturered by Novania. Extremely Lightweight:Small size optional placement can be placed on the nose or other parts of the fuselage. It is very light and does not place extra burden on the drone. [After-sale service]: If you encountered any problems of product quality please email us .We will try our best to resolve the issues in 24H. Color Warning Lights: Built-in lamp beads (red / yellow / white) drone flash common for most drones. It will help you find drones during night flight and avoid accidents or distractions.