SPECIFICATIONS

🔋 Mastfuyi FY8912B Smart Battery Tester — Precision Testing for 12V/24V Lead-Acid Batteries

Take the guesswork out of battery diagnostics with the Mastfuyi FY8912B, a powerful, user-friendly battery tester designed for a wide range of vehicles and equipment. Whether you're a DIY enthusiast, mechanic, or fleet manager, this compact tool delivers accurate, real-time insights into your battery’s health and performance.

✅ Key Features:

• Wide Compatibility: Supports both 12V and 24V lead-acid batteries, making it ideal for cars, motorcycles, trucks, electric vehicles, forklifts, and more.

• Broad Testing Range: Handles batteries with CCA ratings from 50 to 1999 and capacities from 3AH to 250AH — perfect for everything from compact scooters to heavy-duty vehicles.

• Voltage Detection: Accurately tests within a voltage range of 8V to 36V, helping you pinpoint weak or failing batteries quickly.

• Certified Quality: CE and FCC certified for performance and safety.

• Rugged Build: Engineered for tough environments with an operating temperature range of -10°C to 50°C.

• Plug & Play Simplicity: No batteries required — just connect and test.

⚠️ Note: Not suitable for lithium batteries.

📦 Perfect For:

• Auto shops and garages

• DIY car and bike maintenance

• Fleet vehicle monitoring

• Forklift and electric v