... the switch, then the sound will active the EL panel, make it flashing;3. Small sound active ... giveaways etc.Wash instructionUnplug battery pack, take off EL flashing panel, inverter and cable;Normal wash for ... shirt is completely dried.Cautions1. Avoid cleaing the EL panel when putting on or taking off;2. ... Avoid forcing and stretching the EL panel and wire system;3. Avoid getting wet ...