Features: Working voltage: DC 12V-15V Current: 200-300mA Language: English and Russian(Optional) Detector Dimensions: About 100mm*60mm*30mm Frequency: X-Band: 10.525GHz50MHz Tripod K-Band: 24.150GHz100MHz Tripod KU-Band: 13.450GHz100MHz Police KA-Band: 34.700GHz1300MHz Tripod KA-Band: 33.400GHz1300MHz Environment parameters: Working temperature: -25 ~ + 75 Centigrade Storage temperature: - 20~ + 70 Centigrade Working humidity: 45%-80%RH Storage humidity: 30%-90%RH Atmospheric pressure: 860Mbar-1060Mbar Note: This car radar detector supports the two languages: English or Russian. Please tell us what language you need. This is electronic flow velocity detect equipment, does not apply to fixed Camera detection. Package include: 1 x Radar detector unit 1 x Car Charger 1 x Vehicle suction cup mount 1x cigarette lighter cable Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.