Wondering whether your vehicle’s battery needs replacement or just a recharge? The OBDMONSTER Battery Load Tester helps you assess battery health accurately through both a standard battery test and a load test. It also checks your alternator’s performance—so you can avoid unnecessary replacements and save time and money.

Works with 12V & 24V Systems – Automatic Detection

This versatile battery analyzer automatically recognizes 12V or 24V systems. It’s compatible with a wide range of battery types, including:

• Regular flooded batteries
• AGM (flat plate and spiral)
• GEL batteries
• Deep cycle batteries

Ideal for cars, SUVs, trucks, pickups, motorcycles, RVs, boats, forklifts, hybrid vehicles, travel trailers, golf carts, and more.

Clear 7-LED Status Indicators

No need to interpret voltage readings—the OBDMONSTER tester gives you straightforward results using intuitive LED indicators:

• Green: Good / Full condition
• Orange: Moderate / Needs attention
• Red: Low / Likely requires service or replacement

Perfect for both home users and professional workshops—simple, clear, and reliable.

Durable & User-Friendly Design

• Reverse polarity protection: Prevents damage from incorrect connection
• Pure copper wires and heavy-duty clips: Ensure excellent conductivity and high sensitivity
• No-slip grip design: Easy to handle—even with gloves on