Alarm Lock ETDL27-S1G-26D-M99, Trilogy T2 Keypad Exit Device Trim For Marks M9900

T2 Trilogy outside trim works with Marks M9900 series devices.
• 100 user codes
• Clutch mechanism offers long-lasting performance and exceptional strength
• Mortise Cylinder, Schlage C keyway
• Battery operated, uses 5 AA batteries
• Weather-restraint all metal 12 button keypad
• Non-handed for easy installation and versatility
• 2-wire remote override or key bypass capability
• Visual and audible entry indicators
• Up to 15 different group or individual codes
• Master, manager, emergency, service codes
• Individual, group or total user lockout codes Battery Replacement: Open up the S6174 blue battery case. There is one Philips screw, It takes 5 AA batteries that are easy to replace.