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.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

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

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

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

VT11702

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vanuatu.

Secure transaction

Details

Brand
Sharp
Color
Red
Display Type
Digital

Description

⏰ Wake up loud, proud, and on time—because snoozing is so last decade!

DOUBLE THE POWER - Dual alarms let you customize weekday and weekend wake-ups effortlessly.
RELIABLE EVERY DAY - Battery backup ensures your alarm stays set even during power outages.
WAKE UP LIKE A PRO - 115dB alarm shatters deep sleep—never miss a morning again.
CLEAR CUSTOMIZABLE - Oversized red LED display with dimmer control for perfect visibility day or night.
SOUND CHOICES THAT WORK - 6 high-impact wake sounds designed to 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 for professionals, students, and shift workers who refuse to oversleep.

Specifications

ASIN	B0BDQ43PT4
Additional Features	Alarm, Battery Back-up, Super Loud Alarm
Alarm Clock	Yes
Batteries are Included	No
Best Sellers Rank	#15,480 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #60 in Alarm Clocks
Brand	Sharp
Brand Name	Sharp
Clock Form	Time Clock
Color	Red
Customer Reviews	4.2 out of 5 stars 2,022 Reviews
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.
Operation Mode	Electrical
Power Source	Battery Powered
Product Dimensions	3.55"W x 5.91"H
Room Type	Bedroom, Living Room, Dining Room, Kitchen, Kids, Nursery, Bathroom, Home Office
Shape	Rectangular
Size	Large
Smart Home Compatibility	Not Smart Home Compatible
Special Feature	Alarm, Battery Back-up, Super Loud Alarm
Style	Classic
Style Name	Classic
Theme	Music
UPC	049353008615
Unit Count	1.0 Count
Watch Movement	Automatic

Reviews

K**Y

13.01.2026

M**B

28.03.2026

S**.

24.11.2024

C**B

20.10.2025

A**R

9.04.2026

G**R

5.02.2026

J**E

11.03.2026

T**)

26.04.2026

J**G

4.06.2025

B**Z

24.03.2025

M**T

1.12.2025

E**O

12.03.2026

J**N

15.04.2026

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

VT11702

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vanuatu.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Imran F.

Very reliable shop with genuine products. Will definitely buy again!

2 weeks ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

View all Trustpilot reviews