The CT3226 Automotive Battery Tester has a voltage test range of 2.0 to 13.5V and a frequency range of 0 to 60 Hz, this tester is designed to ensure that your car's battery is always functioning at optimal levels. The indication LED lights up to the voltage reading.

• Voltage Test Range: 2.0 | 3.0 | 4.0 | 5.0 | 9.0 | 12.0 | 12.5 | 13.5V
• Indication: LED lights up to the Voltage reading
• Frequency range: 0 to 60 Hz