6139 Smart Digitale Spannungsanzeige Batteriekapazitätstester DC 7V-100V
ab 7,05 €
Battery Indicator 1. In the main page, short press the on/off key to switch the display on/off; long press the "SET" key for 2 seconds to enter the setting mode. Detection accuracy: ±1%. Working current: ≤15mA.
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