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AVANTEK CW-21 Mini Waterproof Wireless Doorbell: 1,000 ft ultra long wireless range

Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Thumbnail Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Thumbnail Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Thumbnail Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Thumbnail Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Thumbnail Mini Waterproof Wireless Doorbell — Kits, AVANTEK
Thumbnail Mini Waterproof Wireless Doorbell — Kits, AVANTEK

Looking to give your home's entrance a little upgrade? Meet the AVANTEK CW-21 Wireless Doorbell—where practicality meets ease in a way that actually makes sense. Imagine this: a doorbell that doesn't just whisper but actually reaches you from up to 1,000 feet away, because let's face it, we're not all camped out by the front door. And with 52 melodies to pick from, you can finally ditch that boring 'ding-dong' for something with a bit more personality. Oh, and it's got an IP55 waterproof rating, so a little rain (or a lot) won't stop it from doing its thing.

But wait, there's more (and no, we're not just saying that). The CW-21 is smart enough to remember your favorite settings, thanks to its memory function—because who has time to reset things after a power outage? Plus, it comes with two transmitters, each singing their own unique tone, so you'll know whether it's the front door or the back without even looking. And despite packing all these features, it's got a compact size that won't hog your outlet space. Perfect for homes, offices, or even that one classroom that still uses a doorbell for some reason. The AVANTEK CW-21: reliable, stylish, and surprisingly not annoying.

Tired of missing the doorbell? The AVANTEK CW-21 Wireless Doorbell has got your back—with a jaw-dropping 1,000-foot range and 52 tunes to pick from (because who doesn't love options?). It's sleek, it's small, and yes, it plays nice with your other plugs. Rain or shine, this little champ keeps going thanks to its IP55 rating. And here's the kicker: it comes with two transmitters, each singing its own tune. Ideal for your home, office, or that secret lair you've been dreaming of.

If you are interested in more details, you can find full information on the seller's page.

Amazon Buy on Amazon #publicidad
$21.99
Last price update: 5/9/25
Available to order

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Product details

General specs

  • Brand: AVANTEK
  • Model: CW-21
  • Seller: Amazon
  • Operating Distance: 1,000 feet
  • Melodies: 52
  • Waterproof Rating: IP55
  • Operating Temperature: -4 °F to 140 °F
  • Sound Level: 115 dB
  • Batteries: 2 CR2 batteries required

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Brand AVANTEK AVANTEK AVANTEK AVANTEK AVANTEK SURFOU
Model CW-21 D-3W D-3F CB-21 WA-11 N128
Color
Rating
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(9)
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(9)
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(6)
Price $21.99 $29.99 $13.94 $19.99 $15.99 $36.99
Seller Amazon Amazon Amazon Amazon Amazon Amazon
Update May 9, 2025 May 10, 2025 May 6, 2025 May 10, 2025 May 7, 2025 May 6, 2025
Sound Level 115 dB 115 dB 115 dB 120 dB 110 dB
Batteries 2 CR2 batteries required 1 CR2 batteries required. 1 CR123A batteries required. (included) 2 CR2 batteries required. 2 12V batteries required. (included)
Part Number D-3W LD-D-3F-A CB-21
Item Weight 10 ounces 6.2 ounces 6.4 ounces 11.3 ounces
Product Dimensions 7.72 x 2.32 x 4.21 inches 5.28 x 4.21 x 2.44 inches 2.8 x 0.6 x 3.1 inches 2 x 2 x 2 inches
Voltage 3 Volts 3 Volts 3 Volts
Average Battery Life 3 years 3 years 3 years 3 years
Power Source Battery Powered AC & Battery Battery-powered AC (receiver) + Battery power (transmitter)
Installation Method Self Adhesive Self-Adhesive or Screw-In Adhesive or screw-in (transmitter)
Included Components Transmitter, Receiver, Adhesive tape, Screwdriver, Screws, Anchors 1 × Plug-in receiver, 2 × Transmitter, 1 × User manual, 2 × Adhesive tape, 1 × Screwdriver, 4 × Screw, 4 × Anchor Transmitter, Receiver, Batteries, Adhesive tape, Screwdriver, Screws, Anchors
Mini Waterproof Wireless Doorbell — Kits, AVANTEK

Mini Waterproof Wireless Doorbell

$21.99

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