* [Old Master Code] # 0 [New Master Code] # [Repeat New Code] # Add User (ID + Card/PIN) * [Master Code] # 1 [User ID] # [Scan Card or Enter PIN] # Delete Specific User * [Master Code] # 2 [User ID] # Set Door Open Time * [Master Code] # 4 [00-99 Seconds] # (Default is usually 5 seconds) Reset to Factory Defaults : Power off the unit, press and hold the key, and power it back on. Key Specifications User Capacity : Supports up to 2,000 users Access Modes : Card only, 4-digit PIN only, or Card + PIN. Durability : Often features a vandal-proof zinc alloy case and is IP68 waterproof for outdoor use.
Can connect a second reader to control both entry and exit. Waterproof Design: Suitable for outdoor installation. mk098e manual better