Feature:1. HD Display: Equipped with a 2.8 inch high resolution color screen, this digital oscilloscope offers an exceptional user experience in a compact, pocket sized design for portability.2. Rapid Sampling Rate: With an average sampling rate of 8.33MSa/S and a bandwidth of 1MHz, our oscilloscope ensures accurate and detailed waveform representation for all your measurements.3. Versatile Triggering Options: This oscilloscope features complete triggering capabilities single, normal, and auto modes, allowing you to analyze periodic analog and digital signals effectively in any situation.4. High Voltage Measurement Capability: Capable of measuring voltage signals up to 400V, this oscilloscope is suitable for testing a variety of electrical components and systems safely and efficiently.5. Efficient One Touch Measurements: Featuring a high efficiency 1 touch automatic measurement function, our oscilloscope delivers waveform measurement results instantly, eliminating the need for complex adjustments.6. Simple Probe Calibration: Utilizing a 1KHz calibration square wave, this oscilloscope allows for easy and convenient probe calibration, ensuring dependable measurements every time you use it.Specification:Item Type: Handheld Digital OscilloscopeSampling Rate: 8.33MSa/sBandwidth: 1MHzVertical Sensitivity: 10mV/Div - 10V/DivTime Base Range: 3us - 10sVoltage Range: X1: 40V (VPP: 80V)X10: 400V (VPP: 800V)Trigger Mode: Auto, Timing, SingleTrigger Edging: Rising Edging, Falling EdgingCoupling Mode: AC DCScreen Size: 2.8 inch 320x240USB Charging: 5V 1ABattery: Rechargeable Li Battery 1200mAh x 1 [Shipped with built in battery].Package List:1 x Oscilloscope1 x Test Clip1 x Test Probe1 x Instruction Manual