Features: [TFT Color Display]: 2.4inch TFT color display, supports displaying the wifi signal of all frequencies in the 2.4G band, and the number of wifi occupied by the same frequency point. And it automatic refresh. [Long Endurance]: Built-in 600mAh lithium battery, working current 160mA, standby time is about 4 hours. [Battery Power Display]: With battery power display function, the battery power is displayed in the upper right corner of the screen. [Charging Management]: Use TYPE-C port for charging, built-in Li-ion charging management circuit. Charging time is about 2 hours. [Charging Indicator]: 5V charging voltage, when charging, red light means the analyzer is on charging; green light means fully ., Weight: 0.33289801562 Pounds, Manufacturer: Yoeruers