2x 12-72V LED Batterieanzeige Voltmeter Monitor Füllstandsanzeige Anzeige Lampen
4: It is suitable for testing the capacity of 3.7V lithium battery, lead-acid battery and iron battery. Lead-acid battery 12V, 24V, 36V, 48V;. iron battery. 3-15 3.7V lithium batteries;.