. Made of TPE environment friendly material. .
. 16pcs four color led.
. Flash programed pattern and words or simple picture with size bellow 128*16pixl by PC with the software in CD we supplied ,
total 30 pictures or words can be saved in light in one time and flash in night one by
. Specail fixed position function can ensure the flash pattern or words showed in a certain place no swing while easy to identify.