Two types are available: Type 1: 700 SAR, detection depth approximately 1 meter. Type 2: 1650 SAR, detection depth 170 cm. Specifications: Detects all metals. Detection depth 150 cm and more for large pieces. Detection depth 30 cm for small pieces (half a riyal). Lithium-ion batteries provide two months of intermittent use or two weeks of continuous use. Two coils: one 20 cm and one 30 cm for greater depth. Charging with a regular mobile phone charger (Type-C). The device is easy to assemble and disassemble, with adjustable length. Available with a standard or carbon fiber rod (with a price difference). Includes internal speakers and external earphones. Good detection range and higher sensitivity for precious metals and those with higher electrical conductivity, such as copper. Shipping is available according to the buyer's choice. Device color: white, gray, or black upon request. The buyer can test and inspect the device before purchasing. Note: There is a type for 700 SAR. And there is a small type for 250 SAR.