3V-18V to +-5V 6V 9V 12V 15V 24V 1.8A 2A Positive & Negative Dual DC DC Converter Step-up Boost Module Regulator Board
Aliexpress UK
DD4012SA_PRO 5W 4.75-40V to 3V/3.3V/4V/5V/6V/7.5V/9V/12V 1A DC-DC Buck Converter DD4012SA Pro Module
Aliexpress UK
5Pcs Relays SRD-03VDC-SL-C SRD-05VDC-SL-C SRD-06VDC-SL-C SRD-09VDC-SL-C SRD-12VDC-SL-C 3V 5V 6V 9V 12V 24V 48V 10A 250VAC 5PIN
Aliexpress UK
5PCS DC 0.9V-5V to 5V 600MA Power Bank Charger Step Up Boost Converter Supply Voltage Module USB Output Charging Circuit Board
Aliexpress UK
TEA2025B Mini Audio Amplifier Board Dual Stereo 2.0 Channel Amplifier Board For PC Speaker 3W+3W 5V 9V 12V CAR
Aliexpress UK
1 PCS 3.5A DC-DC Converter Module Buck Step-Down Voltage Regulator Board 4.5V-27V to 3V 3.3V 3.7V 5V 6V 7.5 9V 12V
Aliexpress UK
10/20/60/100PCS 12085 Passive Buzzer 12MMx8.5MM 42R Resistance 3V 5V 9V 12V in Common Use Mini Piezo Buzzers Kit
Aliexpress UK
A32 50VA HIFI Ultra-low noise Linear power supply DC 5V/9V/12V/15V/18V/19V/24V LPS
Aliexpress UK