ITEM NAME:3pcs LED Digital DC 0-100V 10A Voltage Amp Volt Meter Panel Dual Voltmeter AA4B4 3pcs LED Digital DC 0-100V 10A Voltage Amp Volt Meter Panel Dual Voltmeter AA4B4 100% brand new and high quality High precision, high reliability, suitable for high-end application With reverse protection, anti-not burned. Technical parameters: Voltage measurement range: 0.0V-100V Current test range: 0-10A Power supply range: DC4-30.0V External shunt specifications: 75 milliohms Operating current: less than 20mA Refresh speed: about 300mS once Display: double three 0.28 inch LED digital tube Display color: red + blue Lead length: 15cm Dimensions: 48 x 29 x 22 mm Mounting hole: 46 x 27 mm Operating temperature: -10℃ ~ 65 ℃ Colour: Black Material: PC + metal Package Contents: 3* LED Digital Voltmeter Ammeter Tester 6* Connecting Cable.Colour: Black. Mounting hole: 46 x 27 mm. Current test range: 0-10A. Display color: red + blue. Lead length: 15cm.