12V Elektrische Menge 4 Leistungsanzeige Batterie Erkennungsmodul für Arduino A3G
2,97 €
Product Description Features: Dsecription 1. Onboard high precision voltage detection chip and power supply voltage chip; 2. Four onboard battery indicator light-emitting diodes (leds), three kinds of color display, red, yellow, yellow, green, representing 20%, 50%, 80%, 100% of the battery; 3. Set aside all the batteries testing interface and the two positioning hole; 4. PCB size: 22.2(mm)x17.2(mm).
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