●【Double color】The color is red (2) + green (2), a set of four. The red and green double-color flashing lights are convenient to distinguish the head and tail direction of the drone during night flight. ●【Three modes】 a lamp bead has three different modes, namely, constant light, burst flashing, and slow flashing. All three modes can be switched to meet your different pursuits ●【Bright at night】 The lamp bead is used at night, which is convenient for you to locate the position of the Drone, and the night flight is more cool. ●【Strong battery life】 it can be used for about 120 minutes when flashing, and it can be used for about 30 minutes when it is always on. ●【Ultra-light】 The weight is only 3g and can be pasted anywhere on the drone. Do not give any heavy burden to the drone. ●【In the box】Lights*4pcs(Built-in batteries and pads) Gift 8pcs*Batteries + Gift 4pcs*Pads + Gift 4pcs*Reusable Velcro