DIGITAL DOOR LOCK SUPPLIER, MILRE MI-6000S

MILRE MI-6000S Battery DC 6 VOLT  (AA.LR6 Alkaline battery 8ea / Minimum 4ea) Product Size
(WxHxD) Outer :  76mm(w) x 306mm(h) x 28mm(d)
Inner :  71mm(w) x 298.6mm(h) x 30.