s: 100% and high quality Portable and durable, easy to carry, lightweight Detect any stable or mobile radar speed monitor ahead. Detect any traffic monitor or stable camera (around traffic lights) in advance. Leading you to drive safely and avoid traffic fine. ODM and OEM Technology Service for different places and customers. English / Russian voice warning, OEM language and voice are available. Easy installation and control, available for independent installation and use. Fully 16 bands receiver. Two versions: English version / Russian version. Specification: Model: V9 Material: Plastic + electronic components Voltage: 12V Interface: USB 2.0 Special features: LED Display Detective range: 0.3-2.5m Package weight: 90g Function operation: Quick Instruction Guide Plug the product on the car charger, and it starts work Voice adjustment: to press the ldquoDNrdquo or ldquoUPrdquo button shortly. City Mode/High way mode: (High way mode is the default setting): to press the middle button shortly. Exchange of Language: to press the middle button for about 10s. To make the signal only showing on the display screen, mute setting: when there is signal received and when it is making vocal alerting, just to press button rdquoUPrdquo button shortly. Vocal alerting: to re-plug the product on the car charger. It will back to vocal alerting again from the status of mute Package Includes: 1 x V9 Car Speed Detector 1 x Car Charger 1 x Anti-slip Mat 1 x Bilingual User Manual in English and Russian