SIM808 GSM/GPRS/GPS Bluetooth Compatible Development Board With GPS Antenna COM45 ,R17

0.1uf 50v electrolytic capacitor

22pf  Variable Capacitor

 223pf Duplex Radio Variable Capacitor

6x6x12mm Tactile Push Button Switch Black  

31 in 1 screwdriver set multifunction hs-6036b screwdriver kit

tip41c NPN transistor

e10 bulb 2.5v 0.3a with bulb holder

ARDUINO YUN REV 2 ABX00020 ATmega32U4 Development Board

ARDUINO UNO WiFi REV2

GY- SGP30 AIR QUALITY GAS SENSOR TVOC ECO2 CARBON DIOXIDE MEASUREMENT FORMALDEHYDE MODULE

arduino leonardo r3 atmega32u4