Features: This battery voltage monitor works with motorcycles, e bikes, and outdoor equipment, featuring power level tracking through its precise digital display. Engineered with tool less two wire installation and ABS housing, this motorcycle battery meter ensures weatherproof durability while maintaining clear visibilities in harsh environment. Ideal for DIY enthusiasts, electric vehicle owners, and outdoor workers who require reliable battery condition tracking without professional installation. Perfect for construction sites, or daily commutes where accurate digital battery tester readings prevent unexpected power loss during critical operations. Combines oxidation resistant construction, making this battery voltage monitor the ultimately safeguards against moisture, dust, and voltage fluctuations in demanding applications. Specifications: Component: ABS Model: 6840D Voltage: 9-100V Working temperature: ≤20MA Detection temperature: -20-80°C Resolution voltage: 0.01V Size: 7.38x4.38cm Package Includes: 1pcs Voltage Tester note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.