DIGOO DG-SD20 Self-powered Waterproof Doorbell

Model DG-SD20, Music Configuration 32, Power Supply AC110-240V 50/60Hz, Wireless Protocol 433MHz, Plug EU/UK/US Plug, Sensitivity <-110DBM, Scalable Quantity 20, Volume Configuration 0-100dB.

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
	50PCS Fork Crimp Terminal M4/M5/M6 Spade Plugs Pre-insulated Ferrules Lugs For Splice Electricals Cable Wire End Connectors	$1.61	–
	50PCS Fork Crimp Terminal M4/M5/M6 Spade Plugs Pre-insulated Ferrules Lugs For Splice Electricals Cable Wire End Connectors	$1.82	–
	50/100 Set U-Shaped Electrical Wire Connectors Crimp Terminals For Fast Wiring Connection 0.5-1.5mm² And Heat Shrink Tube Kit	$2.18	–
	127/164PCS Heat Shrink Tubing Kit Thermoresistant Insulation Tube Electrical Wire and Cable Connection Heat Shrinkable Sleeves	$2.38	–
	4PC/8PC Replacement Toothbrush Heads for Pro Results HX6942 HX6530 HX9340 HX6930 HX6950 HX6710 HX9140 R710	$2.67	–
	High quality DAPLINK replaces JLINK OB/STLINK STM32 Burner, downloader and emulator ARM	$2.87	–
	30 Set 6.3mm Spade Crimp Terminals Electrical Wire Connectors Insulated Male and Female For Quick Connection Cables Splice Plugs	$2.94	–
	Sarmocare S100 S200 S600 S700 S710 S800 S820 S900 S910 Toothbrush Heads Ultrasonic Sonic Electric Toothbrush Heads，2-16pcs	$3.69	–
	433MHz Wireless Weather Station With Forecast Temperature Digital Thermometer Humidity SensorDigital Thermometer Humidity Sensor	$4.24	–
	4 pcs/lot Toothbrushes Head for Sarmocare S100 and S700 Ultrasonic Sonic Electric Toothbrush Fit Electric Toothbrushes Head	$4.28	–
	Fairywill P11 T9 P80 Electric Toothbrush Heads	$4.47	–
	Replacement Toothbrush Heads for Sarmocare S100 S200 S600 S700 S800 S900 S710 S820 S910 Electric Toothbrush for Hyundai X100	$4.63	–
	500PCS Fork Crimp Terminal M4/M5/M6 Spade Plugs Pre-insulated Ferrules Lugs For Splice Electricals Cable Wire End Connectors	$6.24	–
	Sarmocare Electric Toothbrush Heads for S100 S200 S600 S700 S800 S900 S710 S820 S910 Electric Toothbrush for Digoo DG-YS11	$6.86	–
	300 PCS U-Shaped Crimp Terminals Electrical Wire Connectors For Fast Wiring Connection 0.5-1.5mm² And Heat Shrink Tube Kit	$7.85	–
	Kevlar Lawn Mower Belt for John Deere GX20006 for Husqvarna 532124525 1/2 \	$9.93	–
	DIY Free Self-matching Shower Set Bathroom Shower System Accessories Bathtub Tap Shower Replacement Sold Separately Shower Parts	$10.14	–
	N100 N105 Sonic Electric Toothbrush Replacement brush head	$10.46	–
	Lawn Mower Replacement Belt 1/2×77\	$11.72	–
	Xiaomi DUKA Wireless Smart Home WIFI Temperature Humidity Weather Sensor Indoor Clock Hygrometer Mini Digital Weather Station	$21.58	–

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

Updated: 16.06.2025 00:43:22

Banggood

Warehouse in China.
Link: DIGOO DG-SD20 Self-powered Waterproof Doorbell
$8.79 with coupon: 20%DG422
$9.34 with coupon: BGDigoo15%
$9.34 with coupon: bgdigoo15%
$9.99 with coupon: 13f142

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

Price history and price alert

Check out price history chart (for all/most countries) for DIGOO DG-SD20 Self-powered Waterproof Doorbell. The lowest price was: $9.89.
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