EC-2030 (650-0589) Specifications Faxback Doc. # 3402 Display:......................................................8 Digit, LCD Operating Temperature:......32 degrees F - 104 degrees F (0 degrees C - 40 degrees C) Power Supply:..............................Solar Panel or One 389A Battery (Radio Shack Cat. No. 23-117) Battery Life:....................About 10,000 Hours (2 Years Average Life) Dimensions:....................................5 x 4 3/16 x 1 Inches (HWD) (125 x 107 x 26 mm) Weight:.................................................About 2.7 oz (77g) Specifications are typical; individual units may vary. Specifications are subject to change and improvement without notice. (LB/all-12/05/94)