This is a voltage measurement display, made of plastic, practical and durable. It can monitor the voltage and power status in real time. This is a stable and reliable voltmeter with fast recognition, response, and a reverse connection protection design, can use it with confidence. Suitable for electronic equipment, or electric vehicles, etc. Features -Color: White. -Material: Plastic. -Size: About 6.30X3.30X1.70cm/2.48X1.30X0.67inch. -Voltage measurement range: DC8V- . -Working current: <15MA. -Working temperature: -10 degree centigrade-70 degree centigrade. -Working humidity: 10-80%. -Working air pressure: 80-106Kpa. -Measuring speeds: twice . -Suitable for different , the battery fuel gauge indicator is compatible with lead- , ternary lithium , iron-lithium ion battery packs, etc. -LCD digital display and battery fuel gauge indicator allow you to read the results on a clear display from different angles. -With a wide range of applications, the battery meter can be used in gardens, homes, offices and other different machines and places. -It is durable and can serve you for a long time to meet your different needs. -The practical battery indicator will bring you a good experience with . Package list: 1 x voltmeter