ZOYI ZT-703S 3-in-1 Multifunction Instrument – 50MHz Bandwidth
Precision-engineered aluminum alloy casing with anti-slip texture for durability and professional handling. Combines oscilloscope, signal generator, and multimeter in one compact unit, saving workspace and cost. Dual-channel oscilloscope with 50MHz bandwidth and 250MS/s sampling rate for accurate waveform analysis. Built-in 25MHz DDS signal generator supports sine, square, and triangle waves—ideal for electronics debugging and education. True-RMS multimeter measures voltage, current, resistance, and continuity. Features a high-contrast LCD display with adjustable backlight for clear visibility in labs or fieldwork. Supports USB connectivity for data export and PC control. Includes rechargeable lithium battery for 6+ hours of portable use—perfect for engineers, hobbyists, and STEM projects.