2.3 in x 1.6 in x 0.5 in
Here's what other sites are saying:
On Sale. Brunton 9041 Compass DECENT FEATURES of the Brunton 9041 Compass Luminous glowing base 5deg Graduations Keyring Overall Dimensions: 2.3in. x 1.6in. x 0.5in. Weight: 0.6 oz Warranty: Limited lifetime
9041 GLOW-MATE: Size: 2.3"x 1.8"x 0.5". Weight: 0.5 oz. 5° graduations. Brass split ring. Luminous base.