Type:Gps Tracker Use:Hand Held Function:watchman tracking system Tracker Type::smallest gps tracking chip Use::Hand Held Color::black Screen Size::no OEM::LOGO GSM/GPRS module:::MTK Model Number::LK109-3G Communication protocol:TCP Platform:lkgps.net,zg666gps,Gurtam, Orange ,My-GPS.org ... Operation System:Android and IOS APP Show More