Specifications include, but are not limited to: Minimum 29”x23” retroreflective white sheeting sign with “YOUR SPEED” in 4” black letters, meeting MUTCD approved colors, font, and format. • Minimum 2-digit LED speed display, 3 – 99 miles per hour, 12” high digits, with automatic brightness adjustment. • Solar powered, one 100 Watt solar panel (or as otherwise needed for latitude 61-62 winter sunlight conditions) and two rechargeable batteries, minimum 18 AMP hour rating included for each sign. • Vandal resistant and weatherproof. • Include all hardware needed to mount to post, supplier to provide specifications for required support post and foundation. • Operating temperature down to -40 degrees F. • Radar speed detector shall be FCC approved. • Unit shall collect speed data which can be downloaded wirelessly.