When you buy the 3 l safes & lockboxes compact, what you are really buying is predictability. At a glance Type: Key Lockbox Capacity: 3 L Fire Rating: 30 Min Mounting: Portable Price: ৳34.74 What actually matters The 3 l capacity is the practical figure, not a marketing number; it is what fits. In practice First use: no break-in ritual required beyond a quick wipe and a glance at the label. Daily duty: handles the regular routine without constant babysitting. Care: a rinse and dry cycle in the usual rhythm keeps it looking fresh. Not the loudest option available — quietly the most sensible one.