Quantity   Component name
13 × SG90 Overvoltage, Overcurrent Protection / Overvoltage, Overcurrent Protection ICs and Discretes
1 × HC06 Non-IC RF, IF, RFID, ZigBee Components / Inductors and Coils
2 × 16850 BAT
1 × ARDUINO PRO MINI
1 × LM2596