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35pcs Crystal Oscillator Electronic Kit Ceramic Quartz Crystals DIP 7 Kinds Each 5pcs 32.768 4 8 12 16 20 25 MHZ

300pcs Smd SI2302 A2SHB Field Effect Transistor Sot-23 IC

150pcs 1W Metal Film Resistor 1% 1K ohm

5pcs 5V-12V AT89C2051 Multifunction Six Digital LED DIY Electronic Clock Kit

10pcs 5V-12V AT89C2051 Multifunction Six Digital LED DIY Electronic Clock Kit