Sunshine fun mine – neon sign from neonip
Custom neon signs in a range of colours, fonts and graphical elements. The sign is mounted on 5mm acrylic and…
Sodium ion batteries from evpromax.com
A selection of sodium ion cells. 18650, 26700 and 33140 cells offer 1300mAh, 3300mAh and 10,000mAh respectively. http://www.evpromax.com
Give ‘n’ take energy transfer system
How to charge a 12V battery from a 24V battery. Uses a buck converter and a couple of voltage controlled…
Xtar power bank and battery charger pb2sl review
A power bank and battery charger with PD3 and QC3 XTAR link: https://www.xtar.cc/product/XTAR-PB2SL-Charger-213.html Amazon purchase link: https://www.amazon.co.uk/battery-Charger-Version-XTAR-incl
Buck converter teardown – juntek dpm8650
What's inside this high current buck converter? Also, what's inside the wireless control panel?