AES Magnetic Mid Dry Box GPS Tracker Holder Case with 70 pounds Magnetic base Fits most small GPS tracker plus External battery, Jewelry and Keys. Quicker GPS tracker deployment. Small, Discrete Water Proof Magnetic Case, Easy to use. External Dimensions: 6.5 x 4.0 x 2.0 inches, Internal Dimensions: 5.8 x 3.3 x 1.2 inches. 2 pieces Rust proof 2" Magnet Mount base provide 70 Pounds strength. All made in the USA, Life time warranty