FNIRSI 2C53T 3 in 1 Handheld Oscilloscope Digital Multimeter Signal Generator
Battery: 3000mAh lithium battery. Input impedance: 1MΩ. Display Mode: Y-T/Scroll/X-Y. Trigger mode: automatic, normal, single. Channel: single channel. Sampling rate: 250MS / s. Trigger type: rising edge, falling edge.