2 panel ,15LED/panel, panel can be rotated Powerd by 3 D batteries, 2 panel ,15LED/panel,panel can be rotated Powerd by 3 D batteriesFirst press for 1 panel on ,second press for both panel on,third press for both panel offItem size:105X80X220MM36PCS/CTNN.W./G.W.:12/14KGCarton measurement:51X38X48cm