What is the power requirement for pi 3 (pi 3, power, power supply, USB power, alternative power, raspberrypi)? - Quora
![Amazon.com: Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB AC Adapter with 6Feet Long Cord for Raspberry Pi 3 2 Model B/B+ Pi A/A+ Zero, Android Tablet, Compatible with DC5V 2.5A Amazon.com: Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB AC Adapter with 6Feet Long Cord for Raspberry Pi 3 2 Model B/B+ Pi A/A+ Zero, Android Tablet, Compatible with DC5V 2.5A](https://m.media-amazon.com/images/I/61KIzMtmqcL.jpg)
Amazon.com: Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB AC Adapter with 6Feet Long Cord for Raspberry Pi 3 2 Model B/B+ Pi A/A+ Zero, Android Tablet, Compatible with DC5V 2.5A
![Amazon.com: NorthPada Raspberry Pi 3 Model B+ A+ Plus Power Supply Charger AC Adapter Cord 5V 3A PSU Micro USB 5 Feet with Power On/Off Switch, with a USB C Adapter for Amazon.com: NorthPada Raspberry Pi 3 Model B+ A+ Plus Power Supply Charger AC Adapter Cord 5V 3A PSU Micro USB 5 Feet with Power On/Off Switch, with a USB C Adapter for](https://m.media-amazon.com/images/I/61lQ5P7Yz2L.jpg)
Amazon.com: NorthPada Raspberry Pi 3 Model B+ A+ Plus Power Supply Charger AC Adapter Cord 5V 3A PSU Micro USB 5 Feet with Power On/Off Switch, with a USB C Adapter for
![Raspberry Pi 3 Model B+ (plus) With 1.4ghz Cpu 1gb Lpddr2 Sdram Usb 2.0 Bluetooth 4.2 And Dual-band 802.11ac Wireless Lan - Demo Board - AliExpress Raspberry Pi 3 Model B+ (plus) With 1.4ghz Cpu 1gb Lpddr2 Sdram Usb 2.0 Bluetooth 4.2 And Dual-band 802.11ac Wireless Lan - Demo Board - AliExpress](https://ae01.alicdn.com/kf/HTB1Om85X4rvK1RjSszeq6yObFXax/Raspberry-Pi-3-Model-B-Plus-with-1-4GHz-CPU-1GB-LPDDR2-SDRAM-USB-2-0.jpg)
Raspberry Pi 3 Model B+ (plus) With 1.4ghz Cpu 1gb Lpddr2 Sdram Usb 2.0 Bluetooth 4.2 And Dual-band 802.11ac Wireless Lan - Demo Board - AliExpress
![Raspberry Pi 4 Official 15W Power Supply US - Black; 5.1V / 3.0A DC output; 96-264Vac operating input range; Short - Micro Center Raspberry Pi 4 Official 15W Power Supply US - Black; 5.1V / 3.0A DC output; 96-264Vac operating input range; Short - Micro Center](https://90a1c75758623581b3f8-5c119c3de181c9857fcb2784776b17ef.ssl.cf2.rackcdn.com/608170_950105_02_front_comping.jpg)