kuman S10 Soil Moisture Sensor Meter, Hygrometer Soil Water Monitor for Garden, Farm, Lawn Plants Indoor & Outdoor(No Battery Needed) KP02 (Meter) BM102 is a medium-performance oscilloscope with two standard x1/x10 switchable 60MHz probes. The highlighting advantage is the high performance price ratio. When you do not want to spend a high price to buy a traditional oscilloscope, this product will be a good choice. BM102 takes operation of traditional oscilloscope operation and part function of display transfer drawing into the computer by the software to achieve. As long as the MB102 via USB cable into your compute, it will form a complete oscilloscope test system after running the software.