Black megaphone 1.Function:megaphone,whistle,record 2.Lightweight:reinforce ABS,440G 3.Certificate:CE,FCC 4. ... , traffic control,Travel,Camping, hospital etc.FUNCTIONS:1) Megaphone2) Whistle3) Voice recordSpecifications:1) Dimensions (L x W x H): 210 x ... AA batteries3) Weight: 440G (Not including batteries)4) Battery Life(Voice) : 20-25 hours 5) Power: Max. 14W6) Material: reinforced ABS7 ...