All parts

DOIT ESP32-32D Wi-Fi + BLE Module, 4MB (N4)

ESP32-D0WD, dual-core 240 MHz, 4 MB flash, Wi-Fi + BLE 4.2, PCB antenna, 18 x 25.5 mm

DMEGC INR18650-26E 2600mAh Li-ion Cell

18650 Li-ion cell, 2600 mAh typical, 3.6 V nominal, flat top, unprotected

Hi-Link HLK-10M05 5V 2A AC-DC Power Module

85-265 V AC to 5 V DC, 2 A, 10 W isolated PCB-mount module

Hi-Link HLK-5M05 5V 1A AC-DC Power Module

85-265 V AC to 5 V DC, 1 A, 5 W isolated PCB-mount module

Round Rocker Switch, Black (2 Pin)

Round panel-mount ON/OFF rocker switch, 2 pin, black

Hi-Link HLK-2M03 3.3V 600mA AC-DC Power Module

90-245 V AC to 3.3 V DC, 600 mA, 2 W isolated PCB-mount module

Hi-Link HLK-3M05B 5V 600mA AC-DC Power Module

85-265 V AC to 5 V DC, 600 mA, 3 W isolated PCB-mount module

0.96 inch OLED Display Module I2C (128x64, SSD1306)

128x64 SSD1306 OLED, I2C, 4 pin, 3.3-5 V

TouchQube Smart Water Level Controller