Rot Akkukapazität Strompegel LED Anzeige LM3914 für Li-Ionen Akku 3,7 V S
3,92 €
A single pin changes the display from a moving dot to a bar graph. The batteries can be directly supported: single lithium 1S (4.2V)~4S (16.8V), lead acid 6V~12V, nickel hydrogen 3.6V~18V, etc. 1S correspond to 3V (first light) to 4.2V (tenth lights);.
Jetzt bei Ebay:
