Sharp Big Bang Super Loud Alarm Clock for Heavy Sleepers, 115dB Extreme Wake-Up Alarm, Dual Alarms, 6 Wake Sounds, Large Red LED Display, Dimmer Control & Battery Backup, Bedroom Clock
$25.99
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Product description
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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
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Customer Reviews
4.3 out of 5 stars 2,074
3.6 out of 5 stars 50
4.2 out of 5 stars 13,949
4.4 out of 5 stars 3,635
4.3 out of 5 stars 3,949
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.
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—louder than most household alarms—helping ensure you wake up on time for work, school, travel, or early schedules when waking up truly matters.
6 HIGH-IMPACT WAKE SOUNDS THAT BREAK THROUGH SLEEP – Choose from Rooster, Bugle, Siren, Jackhammer, Beep, or Nagging Voice alarms designed to interrupt deep sleep cycles and prevent missed alarms or oversleeping.
DUAL ALARMS + BACKUP SECURITY – Set two independent alarms for weekday/weekend schedules or backup wake times. Battery backup preserves alarm settings during power outages for reliable everyday use. Requires 2 x AAA batteries (not included)
LARGE EASY-READ DISPLAY WITH DIMMER CONTROL – Oversized white LED display is clearly visible across the room with adjustable brightness levels, providing comfortable nighttime viewing without disturbing sleep.
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