Welcome To Our Store:The Dual-Use Ultra High Sensitivity Pinpointer is a miniature version of a primary detector. It signals with buzzer and red LED light when a target is located.The modern electronics and simple to use design make locating elusive targets easy in any environment including grass， mud， dirt， sand， black sand， or even in wet place. Also， it can be used in detecting the steel rods and other metal materials in concrete wall.With your TX-2002 pin-pointer， you can easily locate elusive metal such as small coins， relics， jewelry， gold and silver， etc.Features:1. Adjustable sensitivity.2. Waterproof probe shaft.3. Audio on/off switch.4. Low power consumption.5. Power Indication Light (White Color).6. Visual LED target indication - green ready - red target located.7. Low power consumption for prolonged battery life.Specifications:1. Powered by 1 x 9v battery (not included)2. Probe Shaft:About 105 mm3. Operating Voltage: 9V4. Operating Frequenty: 90KHz5. Audio Frequency: 2.3KHz6. Operating Current: 50mA7. Operating temperature: -5℃ to +55℃8 Detection range: 3 cm - 6 cm9. Size: 22.5* 6.5* 3.0mm/8.9*2.6*1.2 inches (L*W *H)Detection distance:The sensitivity of the detector is determined primarily by the size， shape and composition of the object to be detected. Typical performance figures are given below:Object SensitivityOne coin 30-60mmPackage Included:1 x Metal Pinpointer （Battery not included)1 x Leather Belt Mounted Pouch1 x Instruction Manual