Welcome to our store! 1. Adopt high-quality chip with sealed ABS waterproof shell, reliable and durable. 2. This voltmeter is used for DC voltage measurement, such as 12V, 24V battery car, motorcycle, and electric vehicle. 3. The battery voltage can be accurately measured and displayed to determine the remaining battery capacity and prevent battery damage. 4. 0.56-inch digital LED display, convenient to read data in the dark. 5. For best accuracy, this voltmeter will automatically shift the decimal point to the measured voltage. Features: Adopting high-quality chip with sealed ABS waterproof shell, reliable and durable. This voltmeter is used for DC voltage measurement, such as 12V, 24V battery car, motorcycle, and electric vehicle. The battery voltage can be accurately measured and displayed to determine the remaining battery capacity and prevent battery damage. 0.56-inch digital LED display, convenient to read data in the dark. For best accuracy, this voltmeter will automatically shift the decimal point to the measured voltage. Specification: Material: Waterproof ABS Weight: 17g/0.6oz Measurement Range: DC 2.5V -30V Minimum Input: DC 2.5V Maximum Input: DC 30V Measurement Error: 1% Display Mode: 0.56 inch LED digital display Display Color: Red, Yellow, Green, Blue (optional) Display Voltage Range: 2.5V - 30V Refresh Rate: 200ms Waterproof: Yes Working Temperature: -10℃ ~ 65℃ Shell Color: Black Size: 4.8*2.8*2.2cm/1.9*1.1*0.9inch Package List: 1* LED Digital Voltmeter 1* Cable Note: It is displayed as voltage, and the remaining battery amount does not need to be judged according to the voltage value. Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!