Bio Therapeutic BT-Analyze Skin Identification Moisture Analyzer Device MF-58. New with tag, never used, sealed. Weight (with batteries): 2.33 oz Width: 3.375” Height: 3.5” Depth: .875” Power: 2 AAA batteries Easy to view LCD display Large sensor Precise measurements with delineation to the tenth 7 memory measurement function Easy to sanitize with disinfectant wipes Fits perfectly in the bt-techbelt