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.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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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

Product ID: 475357976

Details

Brand
Sharp
Color
Red
Display Type
Digital
Indoor/Outdoor Usage
Indoor
Power Source
Battery
Product Dimensions
3.55"W x

⏰Dual independent alarms

💡Large dimmable LED display

🔊115dB extreme loudness

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$64.36

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⏰ Wake louder, live sharper—because heavy sleepers deserve a Big Bang!

DOUBLE THE POWER - Dual alarms let you customize weekday and weekend wake-ups effortlessly.
WAKE UP LIKE A PRO - 115dB alarm shatters deep sleep—never miss a morning again.
RELIABLE EVEN WHEN POWER FAILS - Battery backup keeps your alarms intact during outages—no excuses.
SEE TIME CLEARLY DAY OR NIGHT - Oversized red LED display with dimmer control for perfect visibility without disruption.
SOUND CHOICES THAT COMMAND ATTENTION - Six high-impact wake sounds break through any sleep cycle.

The Sharp Big Bang Alarm Clock is engineered for heavy sleepers with an ultra-loud 115dB alarm and six distinct wake sounds. Featuring dual alarms, a large dimmable red LED display, and battery backup, it guarantees reliable, customizable wake-ups even during power outages. Perfect for professionals, students, and shift workers who demand punctuality and dependability.

Specifications

ASIN	B0BDQ43PT4
Additional Features	Alarm, Battery Back-up, Super Loud Alarm
Alarm Clock	Yes
Batteries are Included	No
Best Sellers Rank	#26,939 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #88 in Alarm Clocks
Brand Name	Sharp
Clock Form	Time Clock
Color	Red
Customer Reviews	4.3 4.3 out of 5 stars (2,107)
Dial Color	Red
Display Type	Digital
Frame Material	Plastic
Indoor Outdoor Usage	Indoor
Input Voltage	120 Volts
Item Dimensions W x H	3.55"W x 5.91"H
Item Weight	0.78 Pounds
Manufacturer	Sharp
Manufacturer Part Number	SPC657AJAMZ
Mounting Type	Wall Mount
Number of Batteries	Unknown batteries required.
Number of Items	1
Operation Mode	Electrical
Power Source	Battery Powered
Room Type	Bedroom, Living Room, Dining Room, Kitchen, Kids, Nursery, Bathroom, Home Office
Shape	Rectangular
Size	Large
Smart Home Compatibility	Not Smart Home Compatible
Style Name	Classic
Theme	Music
UPC	049353008615
Unit Count	1.0 Count
Watch Movement	Automatic

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TrustScore 4.5 | 7,300+ reviews

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