Product features: * It features advanced structure design concept and an unparalleled streamline shape
* It features a large and even detection working area, super high sensitivity, simple and convenient operation
* One need not adjust its detecting sensitivity by simply choosing the high or lowsensitivity range
* The sound and light and vibration alarm can be switched by one button
* Its handle has adopted the anti-slip technique
* It has adopted the world advanced wireless transmission charging technology with self-dominated intellectual property right
* Experts' comments: This model has thoroughly embodied aesthetics in its overall design and application
* Complying with the RoHS and CE standards in European countries for high-end buyers * Product parameters: * External dimensions: 340 x 40 (handle diameter) x 80mm
* Working power supply: 6F22ND 9V battery (alkaline battery, rechargeable battery) * The rechargeable battery is strongly recommended