Specification£º Item model#: CPJ303 Frequency: GPSL1£º1500-1600 MHz; GPSL2£º1220-1230 MHz; GPSL3£º1200-1210MHz; GPSL4£º1250-1280 MHz; GPSL5£º1170-1180MHz; Total output Power: 2.5 watt; Radius range£º10-15M @ depending on the mobile service provider¡¯s network condition; Power supply: AC110-240V 12V; Built-in Battery:1800mA/h; Battery: Built in Rechargeable Li-ion battery; Battery time : 1 hour to 90 minutes; Signal source: Synthesized Operation; Temperature: -10¡æ to +50¡æ; Humidity: 5% to 80%; Color : Sky blue; Dimension: Antennas off -113*60*31mm (L x W x D); Net Weight :0.275Kg; Gross Weight: 0.775Kg;