["2.4\" TFT Pocket-size Digital Oscilloscope Kit DIY Parts Handheld + Acrylic DIY for Case Cover for Shell for DSO138\n\nbrand new and high quality\n\nFeatures:\nThis kit uses ARM Cortex-M3 processor (STM32F103C8), and includes a 2.4-inch color TFT display screen, can be used as ARM test development board.\nCan be secondary development on the basis of this kit, for example, it can be changed to Millivoltmeter, data loggers.\nAdjustable vertical displacement, and with instructions.\nWith automatic, regular and one-shot modes, easy to capture the moment waveform.\nAvailable rising or falling edge trigger.\nObservable previous trigger waveform (negative delay).\nCan freeze at any for time waveform display (HOLD function).\nComes 1Hz /3.3V square wave test signal source.\nWith waveform parameter digital display, including frequency, period, pulse width, duty ratio, MAX./MIN./AVG./Peak-Peak/virtual values.\nWaveform storage function: will not lose the waveform after power off.\nShort-circuit and open-circuit detection: can help the user find out the soldering error.\nTFT controller recognition function.\nThe SMD has been soldered, more suitable for electronic beginner.\n\nSpecification:\nDSO138 Kit\nType: NOT Soldered DIY Kit and if you are interested in you can find the other one in this store which SMD is Soldered.\nMaximum Real-time Sampling Rate: 1Msps\nAccuracy: 12Bit\nSampling Buffer Depth: 1024 bytes\nAnalog Bandwidth: 0-200KHz\nVertical Sensitivity: 10mV / Div - 5V / Div (1-2-5 progressive manner)\nInput Impedance: 1MOmega\nMaximum Input Voltage: 50Vpp (1: 1 probe), 400Vpp (10: 1 probe)\nCoupling Modes: for DC / AC / GND\nThe Horizontal for Time Base Range: 10mus / Div - 50s / Div (1-2-5 progressive manner)\nSupply Voltage: for DC 9V\nPCB Size: 117 * 76mm / 4.6 * 3in\nScreen Size: 52 * 40mm / 2 * 1.57in\nPackage Size: 18 * 12.5 * 3cm / 7.08 * 4.92 * 1.18in\nNote:1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\n\nPackage includes:\n1 * Digital Oscilloscope Kit\n1 * Probe\n1* User Manual(English)"]