GitHub - ZakKemble/SmartPowerBankKeepAlive: Keep USB power banks alive when powering low-power projects with this pulsed constant current sink USB module.
Power Bank "Keep-Alive" - Hackster.io
Solved: keep alive VISA communication with LAN - NI Community
USB Battery Pack Keep-Alive Load
Smart Power Bank Keep-Alive | Zak's Electronics Blog
Powerbank keep-alive to power low current 5V devices | Audio Science Review (ASR) Forum
OBDLink® SX - Powerful OBD2 To USB Scan Tool Adapter
Power Bank Keep-Alive based on 555 Timer (SMD) - Eplop Electronics
Powerbank keep-alive to power low current 5V devices | Audio Science Review (ASR) Forum
Power Bank Keep-Alive based on 555 Timer (KIT) from Colin Hickey on Tindie
Network KeepAlive - Apps on Google Play
Power Bank Keep-Alive based on 555 Timer - Eplop Electronics
Sotabeams USB battery pack keep-alive load | Battery Pack Load | Ham Radio Accessories