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 bright digits ensures clear visibility, making it easy to monitor your battery's status. This versatile tool is suitable for various applications, including household batteries and lithium battery systems. Features - Color: Black - Material: ABS and electronic components - Size: 4.90 x 3.00 x 2.30 cm / 1.93 x 1.18 x 0.90 in - Voltage tolerance error: ±1% - Working current: 5-15mA - Refresh speed: approximately 300ms per reading - Measurement accuracy: 1% - Operating humidity: 10-80% - Operating temperature: -10°C to 65°C - Suitable for voltage range: 12V to 72V - Compatible with a broad voltage range from 12V to 72V, ideal for monitoring various battery types - Features a sleek black housing and clear digit display for excellent readability in low-light and bright environments - Provides precise measurements of battery capacity to help track performance and usage - Simple installation process that requires no special tools or technical skills - Durable construction designed for long-term reliability and consistent performance Package List 2 x Battery Capacity Testers