GY561 Mini Handheld Frequency Counter Meter Power Measuring for Two-way Radio

Designed for measuring the frequency and power of radio equipment, such as walkie talkie and car-mounted radio device.
Built-in dummy load, convenient to use and the testing result is more reliable.
With an external antenna, it can only measure frequency with non-contact way.
Fequency measurement range: 1MHz-2400MHz. Power measurement range: 0.1W-50W.
Ideal tools for signal testing and radio maintenance.
Specifications:
Frequency Measurement: 1MHz-2400MHz
Power Measurement: 0.1W-50W
Sampling Time: Approx.0.2s
Working Temperature: 0-40 Celsius
Current Consumption: Approx.100mA
Power Supply: 3 x 1.5V AAA Batteries(not included)
Item Size: 9.5 x 5.5 x 2.5cm / 3.7 x 2.1 x 1in
Item Weight: 86g / 3.1oz
Color: Yellow
Material: Plastic + metal
Package List:1 x Frequency Counter (battery not included)
1 x Antenna
1 x Pair of Cable
1 x User Manual
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.