This simple diy li ion battery led level indicator can be used for diy li-ion based power bank, or can test li-ion battery level on battery 18650, li-ion. From the make flickr photo pool flickr member kc7fys built this fine little voltage meter to indicate battery level using a bi-color led and an lm358 op-am. This is a simple battery level meter (charge level indicator), created using a pic mcu. can be used to gauge battery capacity remaining, to discharge.
Battery level indicator will let you know the status of battery of a device just by glowing the number of led's. diy reviews ; how to. A portable battery pack is the on-the-go solution for those moments when you need a quick charge. led indicator: red is charging diy solar li ion/ lipo. Intro: diy long battery life bicycle indicators. features:long battery life. circuit is completely turned off when not blinking. ultra bright led's cheap, under 20.
0 komentar:
Posting Komentar