Features: This golf cart battery monitor features wide 10 100V detection ranges and ABS housing, delivering precise voltages testing and capacity analysis for automotive/motorhome /marine batteries in extreme temperatures ( 19°C to 80°C). Engineered with a LED display and 58.5x28.5mm mounting cutout, the voltages tester integrates adjustable 60 80dB alarms and rates durability for year round battery performances tracking. Essential for golf cart owners, motorhome enthusiasts, and marine operators requiring reliability battery maintenance across recreational vehicle, boats. Optimizes battery lifespans in golf carts during tournaments, monitors motorhome house batteries during crosses country trips, and safeguards marine batteries against voltages drops in harsh water environment. The waterproof voltages capacity monitor simplifies installation through standardized DIN sizes while providing real time battery diagnostics via color coded LED alerts and programmable alarm thresholds. Specifications: Color:Three Choices Dimension:3.4x6.2x2.85cm/2.44×1.34×1.12in Component:ABS Package Includes: 1Set Golf Cart Battery voltages Tester note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.