Quantity   Component name
1 × ESP-12F ESP8266
2 × L293D Interface and IO ICs / Peripheral Drivers and ActuatorsQuadruple Half-H Drivers
1 × 74HC595 (8-bit shift register
1 × MCP1702-5002E/TO Power Management ICs / Linear Voltage Regulators and LDOs
1 × MCP1702-3302E/TO voltage regulator
1 × SS8050CBU NPN transistor
1 × 100Ω resistor
4 × 1k resistor
4 × 10k resistor
2 × 100 uF electrolytic capacitor
1 × 10 uF electrolytic capacitor
8 × 1 uF ceramic capacitor (104)
1 × SD101A (Schottky Diode
1 × Switch (reset)
1 × Barrel Jack Switch
4 × Screw terminal
2 × 9v battery
4 × Rainbird solenoids