the flashing necklace which are 120 to 150m far from the controller can be controlled by the off/on button on it at the same tim Size: diameter 50mm, height 14mm.flashing necklace Function: All the led flash lights which are 150 to 180m far from the controller can be controlled by the off/on button on it at the same time. It is an ideal gift for all kinds of parties.Remote control distance: 150- ...
