Display Mode: 2 3-digit LED Display (optionally) Application: Radar Speed Traffic Sign Radar frequency: 24.15 GHz Dimension: 90*70 cm * 24 cm Speed Range: 10-199M(or km H) Detective Distance: 200 m Working temperature:-20 degree to + 70 degree Warranty: 1 year Power Supply: solar power, solar panels 80 W, battery 12V65ah Working voltage: 12 V