Quantity   Component name
1 × ATtiny84 Microprocessor
2 × 74LS595 ShiftRegister
1 × 7-segment Display 3digit
1 × Rotary Encoder up, down, click
1 × LED, Transistor, Relais showing state and switching uv-lamps
1 × PowerSupply Fuse, Transformator, BridgeRectifier, LM2940-5 LDO Vreg,