This voltmeter is designed to measure the voltage of motorcycle batteries and similar DC systems. It helps you monitor battery health and charging status with a simple, reliable connection. Key benefits Simple two wire installation Red to positive and black to ground for straightforward wiring Helps you assess battery health and charging performance at a glance Auto adjusts the display decimal point to present readings clearly and accurately Compact and unobtrusive for easy dashboard or fairing mounting Suitable for use on motorcycles and other DC electrical systems What it measures and compatibility Measures DC voltage of motorcycle batteries and compatible DC circuits Provides quick reference to battery level and charging system condition Electrical and safety notes Wiring must be connected correctly to avoid short circuits or damage Incorrect wiring can cause circuit damage or component burn Red wire connects to positive, black wire connects to negative or ground Installation and wiring Twowire connection: red to positive, black to negative Designed for inline use in vehicle electrical circuits and dashboards Use scenarios Routine battery health check: monitor resting voltage to determine battery condition Charging system verification: observe voltage while the engine is charging to ensure proper charging behavior Maintenance and troubleshooting: quick voltage checks during repairs or after battery replacement to confirm correct operation Performance and features Automatic decimal point positioning optimizes readability across voltage ranges Clear voltage display for easy interpretation and monitoring Durable and compact design suitable for vehicle installation without crowding the cockpit Note Follow proper safety procedures when wiring and testing electrical systems Refer to vehicle and electrical guidelines when integrating with other components