BLUELEX MD-237 Lightweight Handheld Metal Detector Advanced Metal Detector

The device is powered by a 9V battery, which can be replaced in case of low power. If you're looking for one, this one is the best pick for its low failure rate, compact design, and stylish appeal. It has both audio and vibration alerts, so if you choose to use the vibration mode, you won't miss out on anything. The tone of the alarm is loud enough so you can hear it from a distance and the vibration mode works even under water! It's lightweight and portable,which makes it perfect for camping or other outdoor activities. The leather hand strap provides comfort while using it and the detector can be charged conveniently via USB cable.