





Product description

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Sharp – Keeps the Rhythm of Your Day
DESIGNED FOR HEAVY SLEEPERS & DEEP SLEEP
Built specifically for people who sleep through phone alarms and standard clocks. The Sharp Big Bang delivers powerful wake performance for adults, teens, students, and shift workers who need dependable morning wake-ups.

115dB EXTREME WAKE-UP PERFORMANCE
Extra-loud alarm reaches up to 115dB — wake up on time for work, school, travel, or early schedules
Louder than Phone Alarms
DESIGNED FOR HEAVY SLEEPERS & DEEP SLEEP
Built for heavy sleepers—Sharp Big Bang delivers powerful, dependable wake-ups every morning.
6 Powerful Alarm Sounds for Heavy Sleepers
6 powerful alarms—Rooster, Bugle, Siren, Jackhammer, Beep & Nagging Voice to wake heavy sleepers.

1 Super Loud Alarm
2 Louder than Phone
3 6 HIGH-IMPACT WAKE SOUNDS
4
Comparison Chart
Add to Cart
Add to Cart
Add to Cart
Add to Cart
Add to Cart
Customer Reviews
4.3 out of 5 stars 2,091
3.6 out of 5 stars 50
4.2 out of 5 stars 13,965
4.4 out of 5 stars 3,639
4.3 out of 5 stars 3,994
Price
$25.99$25.99
$29.99$29.99
$11.99$11.99
$15.99$15.99
$9.99$9.99
Alarm Type
Super Loud
Loud & Vbrating
Normal
Normal
Normal
Snooze
Yes
Yes
Yes
Yes
Yes
USB Charging
No
No
No
Yes
No
Battery Back-Up
Yes
Yes
Yes
Yes
Battery Powered
Power Type
Electric
Electric – Rechargeable
Electric
Electric
Battery
Is this alarm clock loud enough for heavy sleepers?
Yes. The Sharp Big Bang reaches up to 115dB and is designed specifically for deep sleepers and people who sleep through phone alarms or standard bedside clocks.
Will this wake someone who sleeps through phone alarms?
The Big Bang alarm is significantly louder than most smartphone alarms and uses powerful wake sounds designed to break through deep sleep cycles.
Is this alarm clock good for shift workers or changing schedules?
Yes. Dual alarms allow separate wake times for rotating shifts, early mornings, or backup alarms, making it ideal for shift workers and busy schedules.
What happens if the power goes out overnight?
Battery backup keeps your alarm settings saved during power interruptions so your wake-up schedule remains protected.
Who is this alarm clock best for?
The Sharp Big Bang is ideal for heavy sleepers, teens, students, adults, and anyone needing a dependable alarm clock for work, school, or daily wake-up routines.

Extra Loud Alarm Clock – The Sharp Big Bang is the loudest alarm clock for kids of all ages. The up to 115db extremely loud alarm clock allows you to adjust the volume AND tone of the alarm sounds to create the perfect custom noise to wake you up!
6 Extremely Loud Wake up Sounds – Adjust the volume and tone of the six different unique sounds that will get you out of the bed and ready to start your day! Choose from Rooster, Bugle, Nagging Mom, Jackhammer, Siren, Loud Beep – Up to 115db Alarm Volume
D𝘂𝗮𝗹 Extra Loud A𝗹𝗮𝗿𝗺s with Custom Snooze Functionality: Allows you to set two separated alarms easily especially handy for couples or roommates who keep different schedules. When the alarm goes off, touch the snooze button on top of the clock to give you a few more minutes of sleep. Snooze can be customized to a time of your choosing from 1-59 minutes. If you don’t adjust the custom snooze, the default snooze time is 9 minutes.
3 Step Dimmer Control: 3-Level Adjustable Brightness — The digital clock provides 3 levels of brightness (Off, Low, High) allowing you to select the most comfortable brightness for your room.
Electric Powered with “No Worry” Battery Backup: Plug into standard household wall outlet (This alarm clock is compatible with 110V/120V power outlets) to power the Sharp Big Bang Extremely Loud Alarm Clock. Battery Backup (Requires 2 x AAA batteries (not included)) This clock is electric operated; The battery backup is used for storing the time and alarm settings if the power is interrupted. During battery backup the clock’s display will not be lit. Once the power is restored the display will re-light.
User Reviews
Be the first to review “Sharp Big Bang Super Loud Alarm Clock for Heavy Sleepers, 6 Extremely Loud Wake Up Sounds: Rooster, Bugle, Nagging Mom, Jackhammer, Siren, Beep– Up to 115db Volume, Silver/Black with White LED Display”
$25.99
There are no reviews yet.