esp8266 ESP-01 Adapter Module 3.3-5 V (Arduino compatible)

AS608 Fingerprint Reader Sensor Module Optical Fingerprint Fingerprint Module

6V 6W 1000mA 170x230mm Solar Panel Wire Mini Solar System DIY For Battery Phone Charger 0.6W  

Pwm Vibration Motor Module for Arduino

390uH (0.39mH) inductor 370mA 690m ohm radial vertical inductor

TIP35c 100v 25A NPN Power Transistor

8aa back to back battery holder

2k 1/4w carbon film resistor

ca3140 op amp

nano io shield v1.0 expansion board

HLK-PM03 Hi-Link 3.3V 1A 3W AC To DC Power Supply Module

HLK-5M12 Hi-Link 12V 0.42A 5W AC To DC Power Supply Module