ITEM NAME:12V 2-in-1 Voltmeter For Motorcycle Electric Vehicle Clock Digital Display fgfd Descriptio n Description: Material: Acrylic color: Black Size: 6*3*2cm/line length 1.2m Features: low voltage (12V or less) and high voltage (16V or more) flashing warning function Connection method: red wire is connected to the battery positive pole, black wire is connected to the battery negative pole, blue wire is connected to the main power switch Package included: 1Pcs Electric vehicle electronic time table Note: 1.As different computers display colors differently, the color of the actual item may vary slightly from the above images. 2.Please allow 1-3 CM differs due to manual measurement. Thanks for your understanding. Whatever the ending's perfect or not, you can't disappear from my world Voltmeter electric vehicle electronic time meter two-in-one.As different computers display colors differently, the color of the actual item may vary slightly from the above images. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.