We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Rectangular black digital clock with red LED display

Sharp SPC100 Digital Alarm Clock, Red LED, Black

SKU CH-SZVB-NHH28

A digital alarm clock with a large red LED display, ascending loud alarm, dual alarms and battery backup

  • TypeDigital
  • Size/Dimensions5.5 in x 1.5 in x 2.1 in
  • Color/FinishBlack - Red Led
  • Color MappingBlack - Red Led
  • Ascending loud alarm wakes heavy sleepers gently
  • Large red LED display readable across the room
  • Simple controls set time and alarm fast
  • Dual alarms handle weekday and weekend schedules
  • Battery backup keeps settings during power outages

Sharp SPC100 Digital Alarm Clock

The Sharp SPC100 is a plug-in digital alarm clock with a large red LED display designed for clear visibility across a room. It suits heavy sleepers, seniors, children, and anyone who wants a straightforward bedside clock without complex menus. Dual independent alarms allow separate weekday and weekend wake-up times or different schedules for two people. Battery backup retains the time and alarm settings during power outages.

Ascending loud alarm and power features

The alarm starts quietly and gradually increases in volume to wake heavy sleepers without a sudden shock. A top-mounted snooze button provides a nine-minute delay and can be pressed repeatedly until the alarm is turned off. The unit runs on mains power for reliable daily operation. Two AA batteries, sold separately, maintain the clock memory and alarm readiness when mains power is lost.

Compact bedside footprint and simple controls

The clock measures 5.5 in x 1.5 in x 2.1 in, making it small enough to fit on crowded nightstands, dorm desks, or travel bags. Large buttons and a logical layout let users set the time and both alarms quickly without navigating nested menus. The red LED digits remain legible in bright daylight or total darkness. No wireless connectivity or app setup is required, so it works immediately out of the box.

Highlights

  • Ascending loud alarm wakes heavy sleepers gently
  • Large red LED display readable across the room
  • Simple controls set time and alarm fast
  • Dual alarms handle weekday and weekend schedules
  • Battery backup keeps settings during power outages

Specifications

TypeDigital
Size/Dimensions5.5 in x 1.5 in x 2.1 in
Color/FinishBlack - Red Led
Color MappingBlack - Red Led
BrandSharp

Questions about this item

How do I install the battery backup for the Sharp SPC100 alarm clock?

Insert two AA batteries into the compartment on the underside; the clock runs on mains power and the batteries only keep time and alarm settings during an outage.

What maintenance will the Sharp SPC100 need over time?

Replace the two AA backup batteries roughly once a year or after any extended power cut so the dual alarms and time stay accurate.

What is the first limit I will hit if the alarm sounds for a long period?

The 9-minute snooze cycle repeats until you press the top button to silence it, so the alarm will not stop on its own.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.