led battery light, ce approval, rohs test report, can made from 1led to 99 leds, the ic in battery-box,when press: 1) once for quick flash,2)again for steady flash, 3) again for lights on (no flash),4)again to turn off; this led battery lights can replace,when has one led is not light, the others will continue working. you can insert many differents lampshades on it, for example: icicle, strawberry,start,snow,ball,clubs,heart-shaped and so on. or you can design it by yourself.