Speed: 1000 RPM this group have this function to automatically reverse the solar cell receiving coil, when running, the solar cell actively works, always the light in that position is sufficient, the current is large very strong, attention, assembly of the fixture, hand-made. 4 solar lithium battery 2 sets of painted wire 1 section 铷 ironing strong magnet The rotating shaft part of this top can not be forced to be a clear collision, which may cause equipment failure.