Faster Sampling Speed: Digital oscilloscope has a real-time sampling rate of 2.5MS/s, a bandwidth of 200KHz, 80KHz Pwm,and a complete trigger function (single, normal, automatic). A cost-effective handheld oscilloscope for people in the maintenance industry and education industry. The highly practical oscilloscope can meet your daily testing needs Portable oscilloscope is equipped with a 2.4-inch high-definition LCD screen with a resolution of 320*240, which is small in size and has strong anti-overload capability Material: ABS colour: black Package Contents: 1 set x 138PRO handheld Oscilloscope Only the above package content, other products are not included. Note: Light 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 +/- 1-3cm.