VL Frequency Detector

How Can You Extend Battery Life for Your VLF Detector?

The VL Frequency Detector is a high-tech device that needs a good power source to work well. It usually uses 9-volt batteries, which can last 15-30 hours. Keeping the batteries in good shape is key to making your VLF detector last longer and work better. Keeping your device clean and storing it right can help…