Additional Details ------------------------------ Product description: XP Metal Detectors 11" FMF Coil (28cm) with coil cover lower stem for XP DEUS II metal detector choose the Fast and simultaneous Multi Frequency programs or between 49 single frequencies from 4 to 45 kHz. Once the coil, remote control, headphones and pinpointer are paired, they communicate with each other wirelessly and without latency using the XP patented radio protocol system. This means that the target signals generated by the search coil are quickly transmitted to the headphones without any delay, giving the DEUS II unparalleled speed and accuracy. The XP coils has a 5 year warranty and are certified LONGTIME! The first European label identifying and promoting products that are designed to last and the wireless coil battery life is up to 20h depending on programs and frequencies. The XP 11" FMF coil is certified IP68: certified for submersion up to 66ft, waterproofing and pressure resistance guaranteed to detect underwater with your XP DEUS II metal detector. This item is supplied with coil cover, screwing kit and lower stem. The FMF coils are available in 9?,11? and 13?x11? and will work with the XP DEUS II. Color: Black Material: Plastic