Automatic fish feeder

Small fish feeder designed for nano-aquarium.

The main focus was to feed through a 5mm gap between the glass cover and the wall.

You'll need:

Servo
https://hobbyking.com/en_us/hxt900-micro-servo-1-6kg-0-12sec-9g.html?___store=en_us

Microcontroller D1 mini
https://www.banggood.com/cs/Geekcreit-D1-Mini-V3_0_0-WIFI-Internet-Of-Things-Development-Board-Based-ESP8266-4MB-p-1264245.html

Source for the controller
https://github.com/quibusus/aquariumfeeder

2xM3 screw 30mm