Dc-dc buck converter ,switching regulator,dc-dc buck converter with constant voltage and current control,mini breadboard half size solderless,breadboard full size solderless,20cm male to female jumper wires,20cm female to female jumper wires,20cm male to male jumper wires,hook up wire ,single strand,hook up wire ,single strand,led,comparator,line decoder,multiplexer,decade counter,nand gate ic,and gate ic,or gate ic,exor gate ic,flip flop,hex inverter,and gate ic,nor gate ic,nand gate ic,capacitor,capacitor,inductor,priority encoder,led display,flux,soldering paste,vero board,ic base - narrow,transistor,transistor,latch decoder,bridge rectifier,dual jk flip flop,diode,diode,op amp,op amp,timer ic,diode,transister,transister,limit switch,adjustable voltage regulator,voltage regulator,5v 1 channel relay module,24v 1 channel realy module,12v 1 channel relay module,relay,soldering lead,variable resistor,variable resistor,variable resistor,potentiometer,preset,potentiometer,preset,potentiometer,preset,potentiomete

Jumper wires assortment male-male or male-female or female-female,hook-up wire assortment single-core and multi-strand,breadboards assortment full and mini size,prototyping pcb boards assortment general purpose and perforated,header pins assortment male and female,connector assortment screw terminal or jst or dupont or dc barrel jack or battery snap,switch assortment rocker or toggle or push or tactile or limit or reed,potentiometer assortment standard and preor trimmer,resistor assortment all values 220 ohm to 1 mohm,capacitor assortment packs ceramic and electrolytic,capacitor assortment all values 100nf to 470uf,diode assortment rectifier or signal or zener,transistor and mosfet assortment npn or pnp or power or darlington or logic-level mosfet,logic gate ic assortment not or and or or,ic assortment timer or op-amp or counter or shift-register or motor-driver or regulator,voltage regulator module assortment adjustable and buck converter,led assortment all colours incl. rgb high-brightness infrared,buzz