4 Uds. Altavoz de Audio de 2 pulgadas y 10W, controlador de rango completo, Altavoz Bluetooth de 4 ohmios, altavoz de graves de 53MM para reparación de Audio Multimedia en casa

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General Purpose Transistor Assortment Kit, 400pcs 20 Types PNP NPN Bipolar & Power Transistors, Includes 2N2222A, 2N3904, 2N7000 MOSFET, BC547 Darlington, A42 High Voltage, for Electronics DIY Repair

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2Pcs PC817 8 Channel Optocoupler Isolation Board 3.6-30V Driver Photoelectric Isolated Module Voltage Converter Adapter Module

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10Pcs 1 Channel Optocoupler Isolation Module 12V PC817 EL817 Photoelectric 1 Way Opto PNP NPN Signal Converter Rail Holder PLC Drive Motor Board

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250 Pcs Transistor Assortment A1015 BC327 BC337 C1815 S8050 S8550 2N2222 2N2907 2N3904 2N3906 PNP NPN Power General Purpose 10 Values Power Transistors Assortment Kit

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12 piezas L7805CV IC Regulador de voltaje positivo Salida 5V 1.5A L7805 Regulador de tres terminales 3 pines para circuitos integrados de comunicación de circuito limitador regulado

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2Pcs RP2040 Dual-Core Cortex M0+ Processor for Raspberry Pi Pico Development Board 2MB Flash Supports C/C++/Python SPI/I2C/UART Interfaces

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3 uds PC817 4 canales optoacoplador placa de aislamiento convertidor de voltaje 3,6-30V controlador módulo aislado fotoeléctrico

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4Pcs 36mm Round Speaker 2.5W 8 Ohm Loud Micro Speaker Replacement for Electronics & DIY Projects

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Jump Starter Cable Replacement Emergency Car Portable Battery Jump Starter Cable Clamp Car Booster Cable Alligator for 12v Mobile Charger Automotive Universal Vehicles Starter

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100Pcs 1N4007 Rectifier Diode Axial Electronic Silicon Diodes 1A 1000V Electronic Silicon Doorbell Diodes

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16-in-1 Multimeter Probe Test Leads Kit with Electronical Alligator Clips Probes, Banana Plug, Test Probes, Power Testing Needle for Circuit Connection, Multimeter Automotive