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DreamSky DS305 Digital Alarm Clock, 4.3-Inch LCD1 / 7
Product guide

DreamSky DS305 Digital Alarm Clock, 4.3-Inch LCD

The DreamSky DS305 digital alarm clock combines a 4.3-inch LCD with an adjustable display, date and indoor temperature readouts, and an alarm. Its backup cell preserves settings during a power outage but does not keep the display lit or sound the alarm.

At a glance

  • The listing describes automatic time setting after plugging in, with one of four selectable US time zones.
  • Automatic daylight saving adjustment is available when DST is enabled.
  • Display brightness is described as adjustable from 0% to 100%, including a no-light setting.
  • The alarm is described as an ascending soft beep with an 8-minute snooze.
  • A USB port is available for charging another device while the clock is powered by its adapter.
  • Date and indoor temperature are listed display features.
Price
$21.83Save 16%

Reference price: $25.99

Price checked: Nov 14, 2026

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Often bought together

Pros and cons

Pros

  • Wide brightness adjustment, including the option to turn the display light off, suits bedside use in a dark room.
  • The listed backup cell retains the time, date, and alarm settings through a main power outage.
  • The USB port adds a charging connection without replacing the clock's corded power supply.

Cons

  • On backup-cell power alone, the screen does not display the time and the alarm does not sound.

Technical specifications

11 specifications
Identity
BrandDreamSky
ModelDS305
Display
Screen size4.3 inches
Screen technology listedLCD
Connectivity and controls
Connection listedUSB
Power and battery
Power configurationBattery Powered, Corded Electric
Backup battery1 CR2032 batteries required. (included)
Dimensions and installation
Mounting type listedTabletop
Form factorOval
Dimensions listed5.25"W x 3.1"H
Weight listed8 ounces

What to know before buying

  • The listing says the clock sets its time automatically after plugging in but also says a time zone must be selected. Customer feedback is mixed on whether auto-setting works, so confirm the setup and time-zone behavior for your intended use. The backup cell preserves settings only and does not power the display or alarm.

What’s in the box

Included
  • Digital alarm clock
  • Power adapter
  • USB cord
  • User manual

Who is it for?

A good fit for

  • Bedside users who want adjustable display brightness, date and temperature, and a snooze alarm.
  • People who want a USB charging port at a tabletop clock and can keep it connected to its adapter.

Less suited to

  • Anyone who needs the clock to display the time or sound its alarm during an outage using only the backup cell.
DreamSky DS305 Digital Alarm Clock, 4.3-Inch LCD · photo 2
Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 6,466 ratings
  • 5 stars73%73%
  • 4 stars15%15%
  • 3 stars5%5%
  • 2 stars3%3%
  • 1 star4%4%

Customer feedback highlights an attractive appearance, ease of use, readable digits, and a display that can be dimmed completely. These qualities may matter for a bedside clock with a listed 4.3-inch LCD and adjustable brightness. Reports differ on whether automatic time setting works, so buyers who rely on that feature should account for the listing's time-zone setup requirement. Overall ratings are mostly favorable, but do not establish how the clock performs in any particular setup.

Positive themes

  • Customers describe the clock as attractive and easy to use.
  • Customers appreciate the adjustable display brightness and readable numbers.

Mixed feedback

  • Customer reports differ on whether the clock automatically sets its time.

Frequently asked questions

Does the clock show the time during a power outage?

No. The listing says the included backup cell retains time, date, and alarm settings, but it does not support the time display or trigger the alarm.

Does it set the time automatically?

The listing describes automatic setting after plugging in and says to select a time zone before use. Customer feedback reports differing experiences with auto-setting.

Can the display be turned off?

The listing describes a 0%-to-100% brightness range, including a no-light setting.

What does the USB port do?

The listing describes a USB port for charging another device while the clock is powered by its included adapter.

DreamSky DS305 Digital Alarm Clock, 4.3-Inch LCD · photo 3
Additional product photo 3

Alternative options

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