Master Lock No. 5441 Series Bluetooth Lockbox

• Open and Manage with Your Smartphone: Your Smartphone IS the Key!
• The Master Lock Vault Home App is Designed for Personal Use and Supports up to 10 Locks
• Easy to Replace Battery (CR123A) is Pre-Installed
• Can Also be Accessed by Entering Traditional Code on Keypad
• Download Free App or Use Web to Track Usage; Low Battery Warnings
  
• Large Storage Capacity for Keys, Key Cards & Access Cards
  
• Access: Schedule Access Now or in the Future; Permanent Access or Temporary Access
• No. 5441 Specs_Width: 3-1/4"in (83mm) Height: 5in (12.7cm) Depth: 2-5/16in (59mm)
• No. 5440 Specs_Width: 4-63/64" Wide; A: 13/32in (10mm) B: 3-13/32in (83mm) C: 1-13/16in (46mm)
  
• Best Used For: School Lockers, Employee Lockers, Athletic Lockers, Indoor Storage Lockers; Residential Gates & Fences; Sheds, Workshops & Garages; Tool Trunks, Tool Boxes & Tool Cribs