Don't Miss Out on These 18 Bestselling Tech Products on Amazon

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review Guidelines here.

Amazon has become the ultimate tech destination, with unique and innovative finds. Whether you want to upgrade your home with new security cameras or need a voice assistant at your beck and call, Amazon has got you covered! Explore the vast unknown with a cool telescope or appreciate the small details and intricacies of everyday items with a microscope. We rounded up some of the best of the bestsellers of 2021 that are truly worth the investment. From Amazon favorites like the Echo Dot and the Fire TV Stick to life-changing outlets and extension cords, these cool gadgets are bestsellers for a reason.

Best Fitness Tracker: Fitbit Versa 2
amazon.com

Best Fitness Tracker: Fitbit Versa 2

The Fitbit Versa 2 ($149) tracks your heart rate, plays and controls music, tracks your sleep and swim goals, and has Alexa built in. Track your heart rate, steps, distance, calories burned, hourly activity, active minutes and floors climbed daily.

Best Beginner Telescope: Gskyer Telescope
amazon.com

Best Beginner Telescope: Gskyer Telescope

If you love adventure and space, the Gskyer Telescope ($90) is a must-have beginner's telescope! It's even portable and compatible with your smartphone. Explore the stars and moon right from your backyard.

Best Security Camera: Wyze Cam v3
amazon.com

Best Security Camera: Wyze Cam v3

Stay safe and secure with the Wyze Cam ($33). It's a smart-home camera with night vision and two-way audio! The Wyze Cam v3 is a wired water-resistant, video camera that you can confidently install outside in the rain or inside in the kids' room.

Best Portable Outlet Extender: Anker PowerPort Cube
amazon.com

Best Portable Outlet Extender: Anker PowerPort Cube

With three outlets and three USB ports, the Anker PowerPort Cube ($20) can power everything on your desk from a single compact hub. It's so compact that it's great for travel! Now you won't have to deal with limited, inconvenient outlets in your hotel room.

Best Smart Entertainment Setup: Fire TV Stick 4K With Alexa Voice Remote
amazon.com

Best Smart Entertainment Setup: Fire TV Stick 4K With Alexa Voice Remote

Who needs cable when you can watch it all with the Fire TV Stick 4K With Alexa Voice Remote ($50). Alexa Voice Remote lets you use your voice to search and launch shows across apps. You can house all your streaming platforms, fitness apps and even view security camera feeds, control your smart home, and order pizza through this stick.

Best For Microphotography: T Takmly Wireless Digital Microscope
amazon.com

Best For Microphotography: T Takmly Wireless Digital Microscope

Get into microphotography or just explore your surroundings with a new point of view with the T Takmly Wireless Digital Microscope ($42). It's a great gift for curious kids and teens, even photography enthusiasts who want to get a new point of view on their surroudings. The best part? It's portable and will fit right in your bag or pocket.

Best Extension Cord: GE 6 Outlet Surge Protector
amazon.com

Best Extension Cord: GE 6 Outlet Surge Protector

The GE 6 Outlet Surge Protector ($13) is perfect for simplifying your entertainment center. It's a 10-foot extension cord with twist-to-close safety covers and a flat plug.

Best Smart Watch: Apple Watch Series 3
amazon.com

Best Smart Watch: Apple Watch Series 3

The Apple Watch Series 3 ($169) makes and receives calls, tracks your exercise, and stores music, podcasts, and audiobooks! It's swimproof and even has an optical heart sensor.

Best Outdoor Security Camera: Blink Outdoor
amazon.com

Best Outdoor Security Camera: Blink Outdoor

Stay safe and protected with the Blink Outdoor ($100). The security camera is wireless and weather-resistant, and it has motion detection. With long-lasting battery life, the Blink Outdoor runs for up to two years on two AA lithium batteries.

Best Smart TV: Insignia Fire TV Edition
amazon.com

Best Smart TV: Insignia Fire TV Edition

Treat yourself to the Insignia Fire TV Edition ($130). It's great for bedrooms or recreational rooms. With the Fire TV experience built-in, you can stream including Disney+, Netflix, YouTube, Prime Video, Hulu, and more and even use Alexa skills.

Best Monitor: Acer 24-Inch Widescreen Monitor
amazon.com

Best Monitor: Acer 24-Inch Widescreen Monitor

If you're working from home, upgrade your setup with the Acer 24-Inch Widescreen Monitor ($130). No more staring at a small laptop screen, instead make life easier with this bestselling monitor.

Best Tablet: Fire Tablet 7
amazon.com

Best Tablet: Fire Tablet 7

Whether you want to stream your favorite shows, curl up and get through your booklist, or order some household necessities ASAP, the Fire 7 ($50) can do it all! It has up to 7 hours of reading, browsing the web, watching video, and listening to music in one charge.

Best Smart Plug: Amazon Smart Plug
amazon.com

Best Smart Plug: Amazon Smart Plug

Turn your appliances and outlets smart with this Amazon Smart Plug ($25). Schedule lights, fans, and appliances to turn on and off automatically, or control them remotely when you're away

Best Budget Streaming: Roku Express
amazon.com

Best Budget Streaming: Roku Express

House all your favorite streaming channels in one place with the Roku Express ($25). It lets you stream free, live, and premium TV over the internet right to your TV with an HDMI port.

Best Wall Outlet: Powrui USB Wall Charger
amazon.com

Best Wall Outlet: Powrui USB Wall Charger

Never run out of outlet space again with this Powrui USB Wall Charger ($20). It has six traditional outlets and two USB charging ports. It even has a dusk-to-dawn sensor that automatically turns on only when it gets darker outside.

Best Smart Speaker: Echo Dot
amazon.com

Best Smart Speaker: Echo Dot

Let Alexa help you out with errands, timers, and your favorite music with the Echo Dot ($50)! The sleek, compact design delivers crisp vocals and balanced bass for full sound. You can call almost anyone hands-free, control your smart home, and instantly drop in on other rooms or announce to the whole house that dinner's ready.

Best USB-Port Extention: Sabrent 4-Port USB 2.0 Hub
amazon.com

Best USB-Port Extention: Sabrent 4-Port USB 2.0 Hub

Upgrade your charging station with the Sabrent 4-Port USB 2.0 Hub ($8). Instantly add four USB 2.0 Ports to any compatible device or outlet.

Best Virtual Assistant: Echo Show 5
amazon.com

Best Virtual Assistant: Echo Show 5

From catching up with your favorite shows to staying connected via video calling, the Echo Show 5 ($80) makes life so much easier! The smart display ready to help manage your day, entertain at a glance, and connect you to friends and family. You can even cook along to step-by-step recipes and easily update to-do lists and calendars.