In standard time mode, long-press the 12/24 button for 3 seconds to switch formats. Alarm and Snooze Functions
Press once to enter alarm mode (usually indicated by an "ALM" icon). Color Screen Calendar Model 2159t Instructions
Color Screen Calendar Model 2159T is a multifunctional desktop weather clock that displays time, date, temperature, and humidity. It is typically powered by two AAA batteries or a 4.5V-5V DC adapter. Initial Setup In standard time mode, long-press the 12/24 button
Whether you have just unboxed the unit or are troubleshooting a date glitch, this long-form article provides exhaustive covering initial setup, time synchronization, alarm configuration, display customization, and maintenance. In standard time mode