CE: XCSOURCE 5PCS IIC I2C Logic Level Converter Bi-Directional Module 5V to 3.3V TE291 - XCSOURCE

CE: DROK? LM2596 DC Buck Volt Regulator 36V to 24V 12V 5V 3.3V 3V Converters Constant Volt&Amp 5-36V to 1.25-32V 5A 75W Step-down LED Driver Switch Power Supply Digital LED Voltmeter USB Output - DROK

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PC Accessory: Qunqi 4 Channel IIC I2C Logic Level Converter Bi-Directional Module 5V to 3.3V Fit for Arduino - Qunqi

CE: DROK? Waterproof Auto Vehicle Voltage Reducer DC-DC Buck Converter 12V to 3.3V Step-down Voltage Regulator Transformer 3A/10W Power Supply Module for Car Radio LED Display - DROK

BISS: FTDI TTL-232R-3V3 USB TO SERIAL CONVERTER CABLE, 3.3V, 6WAY - FTDI

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CE: EPtech (6.5 Ft Long Cable) AC 100V-240V Converter Adapter DC 3V-3.3V 2A-2.5A Power Supply US 4.0mm x 1.5mm / 1.7mm Plug Tip Center + - EPtech

PC Accessory: Rs232 To 3.3v Ttl Converter 9 Pin Port Powered - B&B Electronics

Automotive Parts and Accessories: DROK? DC Step Down Variable Voltage Regulator 36V to 24V 12V 5V 3.3V 3V Buck Converter Electronic Volt Stabilizer Car Automatic Battery Adjustable Regulated Power Supply DIY Voltage Transformer Bare Module Board - DROK

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Personal Computer: Gikfun I2C Logic Level Converter Bi-Directional Module For Arduino EK1474 - Esooho

CE: 5V To 3.3V DC-DC Step-Down Power Supply Buck Module AMS1117 800MA - China

Home Improvement: DC 3.3V 2A 6.6W Output Switching Power Supply UL LISTED - AC100 to 240V Input - US Wall Plug / DC Male Jack Plug - Transformer / Driver / Adapter / Charger / Electricity Converter for LED Light Strip Cord Ribbon Rope Module DMX Electronic Regulated DC Electric Source Indoor - DEMASLED

PC Accessory: Blue3D(tm) Ft232rl Ftdi Usb to Ttl Serial Adapter Module for Arduino Pro Mini Port 3.3v 5.5v - Blue3DPrinter

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