Material: Plastic
Battery: No. 7 AAA batteries
Db: L8 (five kinds of sound): 100-110dB
       JY (two voices): 120dB

  
color1                                         color2
  
color3                                         color4
  
color5                                         color6

color7


Material: Engineering Plastics
Battery: No. 7 AAA batteries
Size: 75 * 45 * 90mm
Db: L8 (six kinds of voice): 100-120dB