Intercom Box (For Battery UM 2x3 Pcs)

" Dimension 107*158*35 mm.
" Internal dimension 101*152*30 mm.
" 6 points to hold screws on top.
" 5 points to hold screws on bottom.
" Supports 2.25 inch speaker
" UM 2 : 3 batteries.
" Has anode and cathode for battery and cover battery.
" 2 holes on the cover bottom for hanging.
" Available in grey color only.