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Self-generation, Power Supply, 100m outdoor, 54*28*86mm, 4, Up to 10 transmitters, 30m indoor, 38, Wireless Type, Transmitter Size, Communication Distance, AC100V~240V 50/60Hz, -20℃~ +55℃, Operating Temperature, BW-DB1, Number Of Ringtones, Input, Volume Levels, 46*21*75mm, Receiver Matching Limit, Model, Receiver Size, RF 433MHz.

Aliexpress

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	SONOFF TH Elite/Origin WiFi Smart Switch Home Temperature Humidity Monitoring Sensor Switch Works With Alexa Google Home EWeLink	$4.06	–
	Sonoff Ewelink RE5V1C WIF 5V DIY Relay Module Switch Share Remote Control Amazon Alexa Google Assistant IFTTT Google Nest	$5.38	–
	SONOFF TH Origin Wifi Switch Smart Home Controller Temperature Humidity Monitor Switch 20A Max SONOFF TH10/16 Upgrade Version	$6.14	–
	Sonoff Ip66 Sturdy Easy To Install Waterproof Durable Smart Home Essential Upgrade Your Smart Home With Sonoff Ip66 Cover Case	$6.19	–
	SONOFF BASICR2 BASICR4 WiFI Smart Switch DIY Wireless Breaker Remote Voice Control Light Switch Smart Home via Alexa Google	$6.38	–
	AVATTO ZigBee Tuya 1/2/3/4 Gang Mini Smart Switch DIY Light Switches Module Two-Way Control Works With Alexa Alice Google Home	$6.98	–
	SONOFF T2EU-RF Wall Panel Sticky 433MHz RF Remote Wireless 1-3 Gang Two-Way Control With 4CHPROR3 RFR2 TX Wall Switches	$7.05	–
	SONOFF BASICR2 WiFI Smart Switch DIY Wireless Breaker Remote Voice Control Light Switch Smart Home Via Alexa Google	$7.77	–
	SONOFF NSPanel Pro 120 Type Smart Home Control Panel Power Consumption Monitor Built in Zigbee Gateway Support Alexa Google Home	$8.22	–
	SONOFF SNZB-05P Zigbee 3.0 Water Leak Detector 5 Years Lifetime IP67 Waterproof Remote Control Smart Home with Alexa Google Home	$8.33	–
	SONOFF MINIR4 Wifi MINI Smart Home Switch Supports External Switch Detach Relay Mode Wi-Fi Remote Control via eWeLink APP Alexa	$8.38	–
	Sonoff Mini R2 Sonoff Light Switch Wifi Smart Switch Sonoff MiniR2 Remote Control 2-Way Timer Wireless DIY Switch Ewelink APP	$8.86	–
	SONOFF Zigbee ZBBridge Pro For SNZB 01P 03P 06P TRVZB,SNZB-02D, ZBmini-L2 ZBMINI R2 Series Products Alexa Google Home Assistant	$9.21	–
	SONOFF S-MATE2 Extreme Switch Mate Smart Home eWeLink Remote Control Support Rocker/Push Button Switch Alexa SmartThings IFTTT	$9.22	–
	SONOFF Mini R2 WIFI Smart Switch Smart Home Remote 2-Way Control Timer Wireless DIY Switch Ewelink Alexa Voice Interruptor	$9.30	–
	SONOFF SNZB-01P Zigbee Wireless Switch Custom Button Action Smart Scene Support NSPanel Pro, ZB Bridge Pro, and ZBDongle-E.	$9.46	–
	SONOFF ZBMINIR2 Extreme Zigbee Smart Switch Detach Relay External Switch Remote Control via eWeLink Support ZBBridge-U Gateway	$9.82	–
	SONOFF T2EU-RF 433MHz Wireless Stick-on Smart Wall Switch Two-Way RF Remote Control Works With SONOFF TX/RFR2/4CHPROR3	$9.82	–
	Sonoff Mini R4 Extreme Wifi Smart Switch Two Way Remote Control Detach Relay Mode Smart Home Modlue Via eWelink APP Alexa Google	$9.94	–
	SONOFF ZBMINIR2 Extreme Zigbee Smart Switch 1-6PCS Detach Relay Remote Group Control Via EWeLink Support Zigbee 3.0 Gateway	$10.11	–
	SONOFF ZBMINIR2 Extreme Zigbee 3.0 Smart Switch Smaller Size 2 Way control Safe Timer Requird Neutral Wire via Zigbee2MQTT Alexa	$10.15	–
	SONOFF SNZB 02P eWeLink Smart Home Gadgets ZigBee Temperature Sensor Humidity Detector Thermometer Alexa Google Assistant Yandex	$10.35	–
	SONOFF Zigbee3.0 Bridge Pro/T&H Sensor/Door Sensor/Switch/Motion Sensor/ZBMINI-L2/SNZB-02D/01P/02P/03P Control Via Ewelink Alexa	$10.40	–
	SONOFF S60 EU WiFi Socket Smart Home Plug Power Monitor Outlet Voice/eWeLink Remoter Control Alexa Google Home SmartThings	$10.97	–
	SONOFF S60 EU/UK iPlug Wi-Fi Smart Socket Overload Protection Timer Smart Scene Remote Control via eWeLink Alexa Google IFTTT	$11.00	–
	SONOFF SNZB-04P Sonoff Zigbee Door Sensor SNZB 04P Local Smart Scene Linkage Tamper Alert Home Security Work with Alexa Google	$11.32	–
	SONOFF RFR2 Wi-Fi 433Mhz RF Smart DIY Switch Remote Voice Control Breaker Smart Home Light Switch via eWeLink APP Alexa Google	$11.68	–
	SONOFF SNZB-01P SNZB-02P SNZB-03P SNZB-04P Zigbee Door Window Sensor Temperature Humidity Human Presence Sensor Bridge Gateway	$12.16	–
	SONOFF ZBMINI L2 Zigbee Smart Switch Mini L2 Zigbee Zbminil2 No Neutral Wire Two-Way Control Required 1-Gang Alexa Google Home	$12.35	–
	SONOFF DUAL R3 2 Gang Dual Relay Module DIY Wi-Fi MINI Smart Switch Power Metering Control via eWeLink Alexa Google Smart Home	$12.73	–
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	SONOFF DUAL R3 Lite MINI WiFi Smart Switch 2 Gang Dual Relay Module 1-8pcs for Dual Relay Module Control Via Alexa Google Home	$14.19	–
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	SONOFF ZBMINIL2 / ZBMINIR2 ZigBee Smart Switch No Neutral Wire Required 2 Way Switch Wireless EWeLink APP Via Alexa Google Home	$16.22	–
	SONOFF SNZB-06P Zigbee Human Presence Sensor 5.8GHz Microwave Radar Smart Home Works with Alexa Google Home IHost ZB Bridge-P	$18.33	–
	SONOFF SNZB-02LD IP65 Zigbee 3.0 LCD Smart Home Thermometer with Probe Detect for Pool Bathtub Fridge Freezer work with ZBDongle	$21.99	–
	SONOFF Zigbee Dongle-E 3.0 USB Dongle Universal ZigBee Gateway via ZHA or Zigbee2MQTT Support SONOFF ZBMINI S26ZBR2 SNZB	$23.04	–
	Sonoff Zigbee 3.0 Usb Dongle Plus E Wireless Zigbee Gateway USB Interface Capture EFR32MG21 Alexa Google Home Voice Control	$24.48	–
	Itead Sonoff 4CH R2 Smart Wifi Switch 4 Gang Smart Home Remote Control Light Switch Works with Alexa Google Home eWeLink APP	$24.59	–
	SONOFF ZigBee 3.0 USB Dongle Plus ZB-Dongle-E Gateway Via OpenHAB Alexa Home Assistant ZHA ZigBee2MQTT USB Stick ZB Dongle-E	$24.96	–
	SONOFF 1080P WiFi Camera CAM-PT2 Smart Indoor Home Security Baby Monitor Camera 360° Panoramic View Two-Way Audio Night Vision	$30.63	–
	SONOFF CAM Pan-Tilt 2 Smart Wi-Fi Indoor Home Security Camera 360° Panoramic View Full-color Night Vision via Google Alexa	$30.63	–
	SONOFF SWV Zigbee 3.0 Smart Water Valve IP55 Automatic Irrigation System Setting Timing Smart Living with eWeLink Alexa Google	$31.44	–
	SONOFF 1-10PCS SNZB-02D Zigbee Temperature Humidity Smart Sensor LCD Screen APP Real-time Monitoring Supports Alexa Google Home	$32.56	–
	SONOFF NSPanel Smart Scene Wall Switch EU/ US Wifi Smart Thermostat Display Switch All-in-One Control for Alexa Google Home	$54.08	–
	SONOFF NSPanel WiFi Smart Scene Wall Switch EU/US Smart Home Temp-control eWeLink APP Voice Control Works with Alexa Google Home	$73.67	–
	SONOFF NSPanel 86P Smart Scene Wall Switch EU/US WiFi Smart Display All-in-One Control Work For Alexa Google Home Huawei Hilink	$73.67	–
	SONOFF NSPanel Pro Smart Home Control Panel Smart Thermostst Power Consumption DIY Switch Module Supports All Sonoff Devices	$95.38	–
	SONOFF NSPanel Pro Smart Home Control Panel Wall Touch Switch Supports Smart Home Control Zigbee gateway Smart Scenes Open API	$121.77	–

Click here to search by yourself. Here are coupons that you can use.

Updated: 31-07-2025

Banggood

Warehouse in Europe .
Link: BlitzWolf BW-DB1 Wireless Doorbell [EU]
$14.99 with coupon: BGND037
$16.99 with coupon: BG2d0e50

Additional Banggood coupons:
1. First page
2. Second page

Other warehouses/versions

This item is available in 1 another warehouse/version!
1. China – BlitzWolf BW-DB1 Wireless Doorbell ($-3)

Price history and price alert

Price history is not available for this item (not enough database records)! The lowest price was $11.13 though.
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).
Price Alert

BW-DB1, -20℃~ +55℃, 54*28*86mm, 38, AC100V~240V 50/60Hz, Input, 4, , Self-generation, Wireless Type, Number Of Ringtones, Power Supply, Operating Temperature, Communication Distance, 30m indoor, 100m outdoor, Model, RF 433MHz, Transmitter Size, Receiver Size, Receiver Matching Limit, Volume Levels, 46*21*75mm, Up to 10 transmitters.

Aliexpress

There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price: Open

Image	Product (link)	Price	Coupons
	4.3inch For RD-825 Blitzwolf vp8 projector display ZTW4318-12 ZTW4320HD-08 ZTW4320HD-09 ZTW4319HD -V01 projector lcd screen	$0.99	–
	T2 TWS Wireless Headphones LED Power Earphones Digital Display Headset Stereo Sound Bluetooth-compatible 5.3 for Xiaomi	$2.87	–
	E6S Wireless Bluetooth Earphones TWS Bluetooth Headset Wireless Earbuds Noise Cancelling Earphones with Microphone Headphones	$2.97	–
	Baseus Encok CZ11/HZ11 Wired Earphones Type-C/3.5mm Jack Wired Headphones With Mic 120°Angle For Laptop Computer Tablet Phone	$3.50	–
	Toocki Air Conduction Headphones Bluetooth 5.3Wireless Earphones Waterproof Sports Headset With Mic for Workouts Running Driving	$4.50	–
	5.0 Stereo Bluetooth Headphones Polarized Sunglasses Outdoor Sports Cycling Audio Glasses Surround Sound Headphones Music & Call	$4.91	–
	BlitzWolf BW-HP2 BW-HP2 Pro Earphone pads replacement Earpads headphones cloth Memory Covers Sponge	$6.13	–
	BlitzWolf BW-HP2 BW-HP2 Pro Earphone pads replacement Earpads Mesh cloth Memory Covers Sponge Soft Protein	$7.36	–
	BlitzWolf BK-385 48W 4 USB Ports QC 3.0 Fast Charger Wall Travel Charging EU Plug Adapter For 14 14 Plus 14 Pro for Galaxy S22	$12.52	–
	HAYLOU X1 Neo TWS Bluetooth 5.3 Earphones 0.06s Low Latency 20H Battery Life Lightweight Touch Control Wireless Headphone Earbud	$13.64	–
	Choice HYUNDAI C8 Bluetooth 5.4 Glasses Earphones with HD Mic Driving Sunglasses Multi-function keys Related Models Lenovo C8	$15.19	–
	Xiaomi S3 Bone Conduction Wireless Headset Bluetooth 5.3 TWS Fashion Headphones HIFI Sports Running Waterproof Headphones	$15.48	–
	New Lecoo C8 Glasses Earphone Wireless Bluetooth 5.0 Headphone Light Weight Sunglasses Earbud HiFi Stereo Driving Music Headset	$15.60	–
	BlitzWolf BW-UPC2 256GB USB Disk 2 in 1 Type-C USB3.0 Flash Drive Ultra-fast Transmission 360° Rotation Zinc Alloy 256GB	$15.67	–
	BlitzWolf BW-SHP15 Zigbee3.0 16A 3680W Smart Plug Wireless Power Socket Outlet EU Plug APP Remote Control Multiple Timer Modes	$16.31	–
	New Bee M50 Bluetooth Headset Earphones 24 Hrs Talk Time 5.2 Wireless Headphones with Dual Mic CVC8.0 Hands-Free Earpiece	$17.00	–
	EWA Bluetooth Speaker 4000ml Portable Speaker, 360 Degree Surround Sound, Bluetooth 5.0,Wireless Stereo Interconnect Support, SD	$17.61	–
	Wireless Earbuds Sport Bluetooth 5.3 Headphones with Noise Cancelling Mic 75H HiFi Stereo Over Ear Bud LED Display USB-C IPX6	$17.66	–
	HOCO EW72 Wirelss Bluetooth 5.4 ANC Noise Reduction Earphone With LED Full Touch Smart Screen Charging Box Music Sports Earbuds	$19.32	–
	2 In 1 Headset Smart Glasses Blue Tooth Audio Call AI Voice Noise Reduction Music Eyewear Waterproof Speaker Mics Calls Eyeglass	$19.52	–
	BlitzWolf BW-SHP15 ZigBee 3.0 Intelligent Smart Socket 16A EU Plug Power Outlet APP Remote Monitor Work With Alexa Google Home	$19.56	–
	BlitzWolf BW-SHP6 Pro 15A 3450W WiFi Smart Plug Wireless Power Socket Outlet Energy Monitoring No Hub App Remote Control EU Plug	$19.69	–
	BlitzWolf BW-SHP13 EU Plug 3680W Zigbee 3.0 Smart Socket APP Remote Control Timer works with Alexa Google Assistant Smart Home	$19.96	–
	KZ Carol TWS Bluetooth 5.3 Earphone 6 MIC Active Noise Canceling True Wireless Waterproof Stereo HiFi in-Ear Earbud	$20.69	–
	BlitzWolf BW-SHP6 Pro 15A 3450W WiFi Smart Plug Wireless Power Socket Outlet Energy Monitoring No Hub App Remote Control EU Plug	$21.03	–
	Baseus D02 Pro Wireless Headphones Bluetooth Earphone 5.3 Foldable Headset Sport Over the Ear Headphone Gaming Bluetooth Earbuds	$21.28	–
	BlitzWolf BW-BL2 Wireless bluetooth5.0 Receiver Transmitter 2 in 1 Mini Portable 3.5mm Aux bluetooth Adapter for PC TV Headphone	$21.38	–
	20 Hours Play Time Swimming Waterproof Bluetooth Earphone Dual Wear Style Sport Wireless Headset TWS IPX7 Earbuds Stereo	$23.26	–
	Xiaomi Bluetooth headphones Dual Wear Style Sports Wireless Earphones TWS Stereo Gaming Headset for sports	$25.65	–
	Baseus Bowie D05 Wireless Headphone 3D Spatial Audio Earphone Bluetooth 5.3 Headset 40mm Driver Foldable Over Ear Headphone 70H	$27.61	–
	Ortizan Bluetooth Speakers 40W Enhanced Bass Portable Outdoor Wireless Speaker 30Hrs IP7 Waterproof Shower Speaker Bluetooth 5.3	$29.24	–
	FIFINE Headset,3.5 mm jack&USB Headphone with 7.1 Surround Sound/volum contral/Mute switch for PC/MAC/PS4/PS5 Mixer-H9	$29.36	–
	BlitzWolf RGB LED Desk Lamp Dimmable Office Computer Eye-caring Table Lamps for Study Reading Screen Monitor Hanging Light Bar	$31.03	–
	KZ Xtra TWS Noise Cancelling Bluetooth 5.4 Earphones True Wireless Earbuds Multi-Mode ANC QCC3091	$31.31	–
	mifa A10+ Portable bluetooth speaker 360° Stereo Sound 20W IPX7 waterproof wireless bluetooth 5.0 speaker 24-Hour Play time	$31.98	–
	BlitzWolf BW-CML5 Monitor Light Bar Touch / Wireless Remote Dual Control Eye Protection Anti-Glare 300-1000Lux for Computer	$34.42	–
	BlitzWolf BW-NEW TH8 10-in-1 Type-C HUB with Type-C PD 100W Power Delivery USB3.0 Type-C 3.0 4K@60HZ SD & TF Card Slot RJ45	$35.10	–
	BlitzWolf BW-WA8 Portable bluetooth Speaker Wireless Speaker 57mm Large Driver Support TWS Stereo Pairing RGB Light TF Card AUX	$36.63	–
	XDOBO X8 60W Portable Speakers Bluetooth-compatiable Bass Subwoofer Wireless Waterproof 6600mAh TWS Function Support TF/AUX	$42.74	–
	BlitzWolf BW-TH16 8-in-1 USB Hub with LCD Smart Display Type-C Docking Station USB 3.1 Type-C HD 4K@60Hz SD/TF Card Reader	$43.97	–
	BlitzWolf BW-FYE16 Plus LED Screen TWS Earbuds bluetooth Earphone Colorful Touch Screen Active Noise Cancelling with Speaker	$45.71	–
	BlitzWolf BW-TH16 8 in 1 USB Hub LCD Smart Display Type-c Docking Station with USB3.1 Type-C 3.1 HD 4K@60Hz SD/TF Card Slots	$48.91	–
	BlitzWolf BW-BTS9 BLE V5.3 Bone Conduction Earbuds Built-in 32GB Memory IPX8 Waterproof Soft Silicone Comfort Earphones	$51.48	–
	BlitzWolf BW-BTS9 bluetooth V5.3 Earphones Bone Conduction Earbuds Built-in 32GB Memory IPX8 Waterproof Soft Silicone Comfort	$51.48	–
	BlitzWolf BW-AT6 Plus 1.75inch AMOLED Display Smart Voice Assistant Flashlight bluetooth Call Heart Rate Blood Smart Watches	$58.25	–
	BlitzWolf BW-CML6 RGB Gaming Monitor Light Bar with Dynamic Pickup Stepless Dimming Wireless Remote Control for PC Computer	$61.83	–
	BlitzWolf BW-V1 1080p Projector 180 ANSI Lumens Supported 180 Inch Large Display Outdoor Mini Projector for Home Movie	$68.66	–
	BlitzWolf 30W Wireless Speaker Portable bluetooth Speaker 3600mAh Double Drivers Bass TWS Stereo IPX6 Waterproof TF Card AUX	$74.38	–
	BlitzWolf BW-WA3 WA4 100W Wirelss Speaker RGB Light Portable 5000mAh bluetooth Speakers Dual Diaphragm Deep Bass Speaker	$78.06	–

Click here to search by yourself. Here are coupons that you can use.

Updated: 29-07-2025

Banggood

Warehouse in China.
Link: BlitzWolf BW-DB1 Wireless Doorbell
Price: $-3

It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.

Click here to search on Banggood!
Add Banggood link!
Additional Banggood coupons:
1. First page
2. Second page

Other warehouses/versions

This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-DB1 Wireless Doorbell [EU] ($-3)

Price history and price alert

Check out price history chart (for all/most countries) for BlitzWolf BW-DB1 Wireless Doorbell. The lowest price was: $9.59.
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).
Price Alert