Pls use Environmental Calibration: put the item in the air and press the on/off and it’ll work normally
Pls open the cover and reset the metal detector and it’ll work normally
Keep the detector upside down so that the charging port keeps dry, about a day later it will be able to work again
Kindly Tip Charging Protection
*When the detector is charging, the indicator light will from bright to dark just like breath, and if fully charged, it’ll always be on, and you can take it to explore
*The closer the metal is , the more frequently the sound and flash
Convenient & Portable Chain
With a portable chain and key ring, you can wear it on your arm after putting it on, convenient for you to explore underwater and achieve hands-free
Non-slip Handle
OMMO underwater metal detector made of high-quality material, with an ergonomic handle, easy to handle when you use it to explore
Detachable Detection Coil
OMMO waterproof metal detector with detachable detection coil, easy to clean if some dirt and other things are in
Waterproof Cover
With waterproof covers, can meet your needs for underwater detection. NOTE: Sound will decrease after installing
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