... motion sensor speaker , motion sensor sound box 1.message:voice,music,melody,animal,sound are avaiable 2.function:pre-recorded or recordable with LED flash(optional) and ... playback 3.LED is available if need 4.components:PCB,speaker,plastic box,battery house, ... supply:AG13,AG10,AG3 button cell,AA or AAA battery 6.speaker material:ABS(GREEN) 7.speaker size:20mm ...