Sharp Shockwave Alarm Clock for Heavy Sleepers – 105dB Ultra-Loud Wake-Up, Air Horn, School Bell, Train Whistle, Beep, Dual Alarms, 3 Adjustable Volumes, LED Display Dimmer
Original price was: $28.49.$19.99Current price is: $19.99.
Price: $28.49 - $19.99
(as of Apr 28, 2026 15:53:11 UTC – Details)
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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 Merchant Video
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.
105dB EXTREME WAKE-UP PERFORMANCE
Extra-loud alarm reaches up to 105dB — 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.
4 Powerful Alarm Sounds for Heavy Sleepers
4 powerful alarms—Ultra-Loud Wake-Up Sounds: Air Horn, School Bell, Train Whistle, Beep
Fit Anywhere – Easy to Use – Dual Alarms
imple to read and easy to use controls, with a dual alarm function. Snooze is 9 minutes
1 Super Loud Alarm
2 Louder than Phone
3 4 HIGH-IMPACT WAKE SOUNDS
4 Perfect Size/Easy to Use
Comparison Chart
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Customer Reviews
4.4 out of 5 stars 118
3.7 out of 5 stars 47
4.2 out of 5 stars 2,016
4.2 out of 5 stars 13,929
4.4 out of 5 stars 3,603
4.3 out of 5 stars 3,845
Price
$19.99$19.99
$29.99$29.99
$25.99$25.99
$11.99$11.99
$15.99$15.99
$9.99$9.99
Alarm Type
Super Loud – 4 Sounds
Loud & Vbrating
Super Loud – 6 Sounds
Normal
Normal
Normal
Snooze
Yes
Yes
Yes – Adjustable
Yes
Yes
Yes
USB Charging
No
No
No
No
Yes
No
Battery Back-Up
Yes
Yes
Yes
Yes
Yes
Battery Powered
Power Type
Electric
Electric – Rechargeable
Electric
Electric
Electric
Battery
Is this alarm clock loud enough for heavy sleepers?
Yes. The Sharp Big Bang reaches up to 105dB 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.
Wake Up on Time, Every Time – Designed for heavy sleepers and hard-of-hearing users, this alarm blasts up to 105dB. Choose from 4 attention-grabbing sounds: Air Horn, School Bell, Train Whistle, or Beep, so you’ll never oversleep again.
3 Adjustable Volume Levels for Every Need – Normal (85dB), Loud (95dB), or Extreme (105dB). Tailor the alarm to your hearing and sleep habits for a perfect wake-up experience.
Dual Alarms & Smart Snooze – Set independent alarms for you, your partner, or different days. Tap snooze for 9 extra minutes without losing track of time—perfect for morning routines.
Customizable LED Display – 0.9” red LED with 4 brightness levels, from ultra-bright to sleep-friendly dim. See the time clearly without disturbing sleep—ideal for night owls and light-sensitive sleepers.
Reliable Power with Backup – Plugs into any 110/120V outlet for consistent use. The optional Battery backup uses two AA batteries, sold separately to keep time and alarms running during outages, so you’ll stay on schedule even when the power goes out. During optional battery backup the clock’s display will not be lit. Once the power is restored the display will re-light. THIS CLOCK IS NOT BATTERY OPERATED.
User Reviews
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Original price was: $28.49.$19.99Current price is: $19.99.
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