Specification: Brand new and high quality Operating Temperatures: -35F (-37C) to 158F (70C) Operating Frequency: 12 kHz Water and Dust: Meets IEC 60529; IP 66 standards Tuning: Automatic Indicators: Proportional audio/vibration pulse rate Controls: Power switch Length: approx. 9"/22.9cm Diameter: approx. 1.5"/3.8cm Diameter: approx. 0.87/2.2cm Battery: Single 9V ( not included) Battery Life: Carbon: 16 hours Alkaline: 30 hours Rechargeable: 8 hours Features: One-Touch Operations Proportional audio/viration pulse indicates targets Alarms increase in intensity based on target's proximity Pinpoint tip detection 360side-scan detection area LED light for low light uses Scraping blade for searching soil Automatic turning Portable, durable and easy to use Package included: 1x Metal Detector 1 x Belt Holster 1 x Lanyard Attachment Clip Note: Please allow 1-2mm errors due to manual measurement