Supply Voltage Max. V = 9 / Width mm = 32 / Product Type = LED Board / Length mm = 55 / Kit Type = Dual Super Bright Flashing Red Lights Board / Kit Contents = 9x Various Resistors, Light Dependent Resistor, 2x Switches, 5x Transistors, 2x LEDs, 2x Electrolytic Capacitors, Trimmer, Battery Holder / Height mm = 40 / Family Name = Development Boards