Package Included: 1x GY560 Frequency CounterFeatures: 100% Brand New and High Quality Frequency Counter for two-way radio and mobile phone Frequency Range: 50Mhz to 2.4Ghz Frequency step : 200K (digital radio signal)， 1K， 100Hz Distance covered: 8m for U-band and 5m for V-band Battery: 9V (included) Color: As the pictures shown Antenna: pulling out antenna Dimensions: 9.4cm x 5.7cm x 2.3cm / 3.7�� x 2.2�� x 0.9�� Auto switch off Single button control With collapsible whip antenna 7 DIGIT LCD Display with signal meter One button with all functions