SURFOU specializes in smart home security and electrical tools, producing wireless doorbells, magnetic door alarms, smart plugs, and voltage testers.
SURFOU is a consumer electronics brand dedicated to home security and intelligent electrical solutions. The company's diverse product portfolio features long-range wireless doorbell systems with customizable chimes, magnetic entry sensors for doors and windows, and precision electrical tools like non-contact voltage tester pens.
Designed for both residential and commercial use, SURFOU products emphasize ease of installation, durability, and user-friendly operation, often incorporating features like waterproofing and adjustable volume settings to suit various environments.
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Long press the Volume button on the receiver for 5 seconds until you hear a 'Ding-dong' and the LED flashes. Then, press the transmitter button immediately to pair.
Press and hold the Down button on the receiver for 5 seconds. The receiver will sound 'Ding Dong' and the LED will flash, indicating a successful reset.
Many SURFOU door and window alarms use CR2450 3V lithium batteries. Check your specific model manual for confirmation.
You can activate the 36-month warranty by visiting the official SURFOU webojula.