Capsicum

🫑 Retrofit a wired doorbell to add WiFi and make it smart 🔔

power AAA

wireless WiFi

mcu ESP32

ongoing since April 2022

Getting Started

Teardown

Look into the internals of an existing wired battery-powered doorbell from FUERS bought on AliExpress, priced at USD $4.00.

FUERS Wired Guest Welcome Doorbell High Quality Energy-saving Door bell Simple Generous Home Store Security Doorbell Button

FUERS Wired Guest Welcome Doorbell High Quality Energy-saving Door bell Simple Generous Home Store Security Doorbell Button

Chip

Chip TQ33E-11 is used.

Chip of the original doorbell

Chip circuit

Back of the Chip of the original doorbell

Power

It is powered by 2 AAA batteries

Power by 2 AAA batteries