SadoTech ST-CXR Wireless Doorbell Kit with LED Flash - 1 Button & 2 Chime Receivers
Ever missed a delivery because you didn't hear the door? The SadoTech Wireless Doorbell Kit is here to save the day (and your packages). It's a breeze to set up—no wires, no fuss—just stick the button by your door and plug in the chimes. And with a range of 900 feet, it's got your back whether you're in a cozy apartment or a sprawling business. 🏡
Bored of the same old ding-dong? Spice things up with over 50 chime sounds. Need silence? There's a mode for that (hello, naptime). Plus, the LED flash means you'll see who's at the door even if you're binge-watching your favorite show with the volume cranked up. 🌙
Installation is a snap—literally. Use the self-adhesive tape or the included screws (your call). And don't sweat the weather; this thing's tougher than your average doorbell, working from -4°F to 140°F. Snowstorm or heatwave, it's got you covered. ❄️☀️
No WiFi? No problem. The patented technology keeps things simple and reliable. The included A23 battery is the unsung hero here, lasting up to 3 years so you can forget about it until... well, a long time from now. 🔋
Whether it's a classroom, warehouse, or your home office, this kit adapts. Want to know which door someone's at? Assign unique tones to each receiver. It's like having a personal doorbell butler (minus the fancy suit). 🏫
General specs
- Brand: SadoTech
- Model: ST-CXR
- Seller: Amazon
- ID: B00J4FHOB0
- Size: 1 push button + 2 receiver
- Voltage: 110 Volts
- Coverage: 900 feet
- Material: ABS
- batteries: 1 A batteries required.
- Item Weight: 6.9 ounces
- Part Number: ST-CXR
- manufacturer: SadoTech
- Battery Cell Type: Alkaline
- Batteries Included: No
- Batteries Required: Yes
- Product Dimensions: 3.2 x 1.5 x 3.5 inches
- Installation Method: Self-adhesive tape or anchors/screw (included)
- First listed by seller: 3/30/25
If you are interested in more details, you can find full information on the seller's page.
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| Brand | SadoTech | SECRUI | AVANTEK | AVANTEK | PHYSEN | AVANTEK |
| Model | ST-CXR | M508+F55X2+black | D-3W | D-3B | D-3G | |
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| Price | $14.99 | $19.99 | $19.98 | $19.98 | $8.99 | $12.97 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | May 15, 2026 | May 11, 2026 | May 6, 2026 | May 6, 2026 | May 13, 2026 | May 13, 2026 |
| Voltage | 110 Volts | 3 Volts | 3 Volts | |||
| Material | ABS | ABS | ABS | |||
| batteries | 1 A batteries required. | 1 CR2 batteries required. | 1 CR2 batteries required. (included) | |||
| Item Weight | 6.9 ounces | 10 ounces | 9.9 ounces | 3.52 ounces | ||
| Part Number | ST-CXR | D-3W | D-3B | |||
| manufacturer | SadoTech | AVANTEK | AVANTEK | PHYSEN | ||
| Product Dimensions | 3.2 x 1.5 x 3.5 inches | 7.72 x 2.32 x 4.21 inches | 7.72 x 2.32 x 4.21 inches | 3.7 x 3.1 x 3.9 inches | ||
| Installation Method | Self-adhesive tape or anchors/screw (included) | Self-Adhesive & Screw-In | Self Adhesive or Screws | |||
| Battery Life | 3 years | 3 years | 3 years | |||
| Wireless Range | 1000 feet | 1300 feet | 1,300 ft | |||
| Waterproof Rating | IP55 | IP55 | IP55 | |||
| Included Components | 2× Transmitter (battery included), 1 × Plug-in receiver, 2 × Adhesive tape, 4 × Screw, 4 × Anchor, 1 × User manual | 2 × Plug-in receiver, 1 × Transmitter (battery included), 1 × Adhesive tape, 1 × Screwdriver, 2 × Screw, 2 × Anchor, 1 × User manual | Transmitter, Receiver, Adhesive tape, Screwdriver, Screws, Anchors | |||
| Country of Origin | China | China | China | |||
SadoTech ST-CXR White
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