Car Battery Charge Level Indicator 12V 24V 36V 48V 60V 72V Lithium Battery Capacity Meter Tester Display LED Tester Voltmeter Product selling points: 1. Using high quality materials, durable and durable 2. Exquisite and compact appearance 3. Support customized parameters 4. Ultra-low power consumption design 5. Ultra-wide input voltage, with reverse connection protection function Parameters: Lead-acid battery use range: 12V 24V 36V 48V 60V 72V 84V Lithium batteries use range: 3 series 4 series 5 series ..... .26 series 27 series 28 series Lithium iron battery range: 4 series 5 series 6 series ..... .26 series 27 series 28 series Customized voltage range: between 9V-120V Display mode: 1.Display the percentage of power + voltage value (switch manually by key) 2. Display only the percentage of power, not the voltage value 3. Only display voltage value, not display percentage 4. 3 seconds automatic alternating display of power percentage and voltage value. Opening size: 58.5*28.5mm Package list: Power display*1 _x000D_