Taikuwu Digital Multifunction LCD Voltmeter Ammeter - DC 5V-38V Battery Capacity Monitor, Voltage Current Power Tester, Discharge Controller with Overload Protection

• 【All-in-One Battery & Circuit Tester】Accurately measure voltage (V), current (A), power (W), battery capacity (Ah), and discharge time with high precision. Ideal for diagnosing power issues, testing chargers, and monitoring battery health in real-time.
• 【Crystal Clear LCD & Multi-Parameter Display】Simultaneously track key metrics on a large HD digital screen, including temperature and runtime. Ensures easy reading even in low-light conditions, perfect for fieldwork and lab use.
• 【Comprehensive Protection & Alarm System】Features under-voltage, over-voltage, over-current, over-temperature, over-capacity, and timeout protections with audible/visual alarms. Anti-reverse design prevents damage from accidental reverse connections.
• 【Customizable Charging/Discharging Control】Set thresholds for surge, low-voltage, and overtime protection to prevent overcharging or deep discharge. Extend battery lifespan with precise, quantifiable energy management. 
• 【Wide Compatibility & Applications】Works with 5V-38V DC systems (e.g., solar panels, car batteries, power supplies). Use for factory equipment checks, power aging tests, load testing, and circuit diagnostics.

Taikuwu’s Multifunctional Digital Voltmeter Ammeter is engineered for professionals and hobbyists who demand precision and reliability in power monitoring and battery management. Supporting DC 5V-38V systems, this device delivers accurate real-time readings of voltage, current, power, capacity, temperature, and discharge time—all displayed on a bright LCD screen for effortless tracking. Equipped with advanced programmable safeguards, it offers customizable protection against over-voltage, under-voltage, over-current, over-temperature, and short circuits. The anti-reverse protection ensures safe operation even when connections are mishandled. Whether you’re maintaining automotive batteries, testing solar power setups, or validating charger performance, this tool provides essential insights to optimize energy usage and prevent battery damage. Ideal for applications like factory quality control, circuit diagnostics, power supply aging tests, and educational experiments, the Taikuwu meter combines versatility with rugged performance. Its compact design and wide operating temperature range (-40°C to 65°C) make it suitable for both indoor and outdoor environments. Note: This meter does not output voltage. Avoid short-circuiting load terminals. No warranty or certification is provided. Parameters: Working voltage: DC 5V-38V. Input current: 0.03A-5.00A. Working current: 30 mA. Current accuracy: 1%. Voltage accuracy: 1%. Surge protection: standard 38 V (adjustable). Overcurrent Protection: Standard 5.50A (adjustable) Overpower protection: standard 200 W (adjustable). Low voltage protection: standard 4.8V (adjustable) Over temperature protection: standard 80℃ (adjustable). Working temperature: -40 ℃ ~ 65 ℃. Working humidity: 0% ~ 95% relative humidity. Package Includes: 1 x Taikuwu Multifunction Voltmeter Ammeter