AKAI CE1100B Retro Auto set Alarm Clock Radio Color: black retro design FM analog radio auto set time and date with time zone selection daylight Saving time (DST) control wake to buzzer or radio everyday, weekday, weekend alarm modes sleep timer And nap timer LCD display with backlight and dimmer (2.8" approximate diagonal size) 3V CR2450 Lithium button cell battery backup for clock installed lead-free components (RoHS compliant) Audio: output power: 0.5W (RMS), output impedance: 8 ohms and FM band: 87.5 - 108MHz