Want to hunt for gold & silver jewelry, coins and other metal with kids? Try this one. With this metal detector for kids, you can hunt for coins, metal, jewelry, gold and silver everywhere. Can be used in science education, parents-kids activity and simple metal detection. Features: Widely Use - Perfect for finding metal objects and anywhere that hidden metal needs to be detected. Designed to Find Metal - Search gold & silver jewelry, coins and other metal in the ground. Easy-to-use Operation - This metal detector is tailor-made for inexperienced metal finder and suitable for children. Adjustable Sensitivity - Easy to control the detector's sensitivity level with sensitive control. Adjustable Volume - Adjust the volume level of speaker when searching to find missing or lost coins, pieces of jewellery and other metal objects. Detection Indication - Audio alert and LCD display indicate the detection of metal. Waterproof Search Coil - You can use the metal detector in the shallow water with waterproof search coil. Specifications: Color: Black Material: ABS Plastic Detector Diameter: 6.10inch Detect Objects: Metal(Iron nail, iron covering, aluminum ring, small aluminum product, coins, gold, bronze, silver) Detection Mode: All Metal Operating Frequency: 55.2KHZ Operating Current: Standby 20mA, Max 70mA Operating Voltage Range: 7V-9V Detection Indication: LCD Display, Sound Mode Sensitivity: One Coin: 10mm, Stepless Adjustable Detection Depth: 10-100cm (Depends on the target area you detect) Battery: 1 * 6F22 9V Battery (Not Included) Application: Looking for Coins, Silver & Gold, Detecting All Kinds of Metal, Scientific Education, Parents-and-Kids Activity, Simple Metal Detection Operating Temperature: -15~45 / 5~113 Storage Temperature: -20~60 / -4~140 Item Size: 19 * 15.5 * 67cm / 7.48 * 6.10 * 26.38in Item Weight: 390g / 13.74oz Package Size: 40 * 18.5 * 6.5cm / 15.75 * 7.28 * 2.56in Package Weight: 555g / 19.54oz Note: The search coil is waterproof, but the control housing is not waterproof. Package List: 1 * Metal Detector Main Unit with Search Coil 1 * Connecting Rod 1 * Armrest 1 * User Manual