PCB BUZZER ELECTROLYTIC SMD-POLYMER SOLID CAPACITOR KF-HT3.96R  TERMINAL BLOCK SPRING CLAMP & CERAMIC 5569 TERMINAL BLOCK PUSH BUTTON (SQUARE) CABLE LUG FULLY INSULATED FEMALE RELAY NTC THERMISTORS RESISTORS GP ALKALINE BATTERY 23AE  ETHERNET CONNECTORS SUPER CAPACITOR 5.5V (GOLD CAPACITOR) CABLE TIE MOUNTING BASES (100PCS/PACK) BRIDGE RECTIFIER DIN MALE INLINE PLUG CONNECTOR TRANSISTOR PACKAGE TACTILE SWITCHES RECTANGULAR BUZZER DC24V DIAMETER-16mm OPEN BARREL TERMINALS RING LUG (100PCS/PACK) PCB BOARD COIN CELL BATTERY HOLDER FOR CR2032