Description Our 12-72V battery voltage and capacity digital display meter is designed to provide accurate readings for a wide range of batteries. The black casing with digits ensures clear visibility, making it easy to monitor your battery's status. This versatile tool is perfect for various applications, from household batteries to lithium battery systems. Features -Color:Black -Material:ABS and electronic components -Size:4.90X3.00X2.30cm/1.93X1.18X0.90in -Voltage tolerance error: ±1%. -Work current: 5-15mA. -Refreshing speed: about 300ms/once. -Measurement accuracy: 1%. -Work humidity: 10-80%. -Work temperature: -10-65. -Suitable for voltage range: 12-72V. -This versatile digital display meter is compatible with a broad voltage range from 12v to 72v, making it ideal for monitoring various types of batteries. -Featuring a sleek black casing and bright digits, this display ensures excellent readability in both low-light and bright conditions. -It provides precise measurements of battery capacity, enabling you to keep track of your battery's performance and usage efficiently. -Installation is straightforward and user-friendly, requiring no specialized skills or tools, making it accessible for anyone to set up. -Built to last, this durable and reliable meter is designed for long-term use, reducing the need for frequent replacements.Package list: 2 x battery capacity testers