Features: 1. Multifunctional Instrument: Provides real-time data on voltage, current, power, true capacity, and remaining usage time, enhancing battery management. 2. High Quality: Features a waterproof, high-color gamut LCD screen that adheres to IP68 standards for dust and water resistance. 3. warn Function: Equipped with a low capacity warn to alert users before the battery reaches critical levels. 4. Automatic Backlight: Includes settings for automatic brightness adjustment and manual control to suit different lighting conditions. Features: Description: The TR24 DC 8-80V Coulometer is a robust, waterproof battery capacity indicator designed for a wide range of vehicles and devices. It offers precise monitoring of voltage, current, power, and battery capacity, ensuring optimal performance and reliability. With its IP68 waterproof rating, this device is built to withstand harsh conditions, making it ideal for use in cars, motorcycles, RVs, and more. Specifications: Product Name: TR24 Working Voltage: 8-80V Display: LCD high color gamut screen Standby Power Consumption: 60mW-250mW Capacity Range: 0.1-1000Ah Compatible Batteries: Lithium, lithium iron phosphate, lead-acid, -hydrogen, etc. Color: Black Material: plastic Package Contents: - 1x TR24 Device - 1x Shielded Wire - 1x B+ Connection Wire - 1x Sampler - 1x Instruction Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.