1. Sampling rate: 8.33Msa/s, bandwidth: 1 MHz, a very cost-effective portable electronic oscilloscope 2. Using 2.8-inch high-definition color screen, excellent user experience 3. Pocket size, portable and compact Sampling rate: 8.33Msa/s Bandwidth: 1 MHz Vertical sensitivity: 10mV/ Div - 10v /Div Time base range: 3 -10 seconds Voltage range: X1: ±40V (VPP: 80V), X10: ±400V (VPP: 800V) Trigger mode: automatic/timing/single Trigger edge: rising edge/falling edge Coupling mode: AC/DC Screen size: 2.8 inches 320 x 240 USB charging: 5V/1A Lithium capacity: 1200mAh High configuration: host + test clip + high voltage probe Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour: Random Color, don't accept the specified color Material:plastic Size:130x80x25mm Package Contents: 1 x Handheld Digital Osciloscope Kit Only the above package content, other products are not included. Note: Light reflection 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.