1、Convenient access to the car, battery car and motorcycle inner cable, used for monitoring battery voltage, timely grasp the battery voltage status, can also be used for other products voltage, current measurement purposes. 2、It has LED screen to easy setting and make your operation simple and convenient. 3、This is a 2 in 1 voltmeter ammeter with high reliability, high safety and automatic measurement. 4、Exquisite workmanship, lightweight styling, convenient to carry. Easy to install and maintain, and it has long service life. 5、Able to test voltage within 0-100V and current within 0-10A, meet the general measurement needs of daily life. 1 x Voltmeter1 x Two Hole Cable1 x Three Hole Cable Condition: 100% Brand NewItem Type: VoltmeterMaterial: ABSPower Supply Voltage: 4.5-30V (wide range)Test Voltage: 0-100VMinimum Resolution: 0.1VTest Current Range: 0-10AOperating Current: <20mADisplay Mode: 0.28in LED, double color (red and blue)Size: Approx. 4.8 x 2.9 x 2.5cm / 1.9 x 1.2 x 1inInstallation Hole: Approx. 45.5 x 26.5mm / 18 x 10.4inMeasurement Rate: ≥500mS/ timeMeasurement Accuracy: 1% (±1 word)Minimum Operating Voltage: + 4.5VMaximum Working Voltage: +30VOperating Temperature: -10-+65℃Working Humidity: 10-80% (no condensation)Working Pressure: 80-106kPaWeight: Approx. 21g / 0.74oz