FNIRSI® 2C23T Pro – All-in-One 3-in-1 Handheld Oscilloscope, Digital Multimeter & Signal Generator | 10MHz Bandwidth | 250MS/s Sampling Rate

Take your electronics testing to the next level with the FNIRSI® 2C23T Pro, a high-performance, 3-in-1 multifunctional tool that combines the power of a 10MHz digital oscilloscope, a precision True RMS multimeter, and a fully programmable signal/function generator — all in one rugged, portable device. Engineered for professionals, educators, field technicians, and electronics enthusiasts, the 2C23T Pro offers a complete diagnostic solution in the palm of your hand.

Whether you're designing circuits, diagnosing faults, testing components, or simulating signals, the FNIRSI 2C23T Pro delivers fast, accurate, and reliable performance — without the bulk of separate instruments.

? Core Features at a Glance:

⚡ 1. Digital Storage Oscilloscope – 10MHz Bandwidth / 250MS/s Sample Rate

• Dual-channel real-time signal acquisition

• Capture high-frequency waveforms with 250MS/s sampling

• Supports single, auto, and normal triggering modes

• Built-in waveform memory for signal review and analysis

• Measures voltage, time, frequency, duty cycle, rise/fall time, and more

• Visualize signal integrity in real-time with fast-refresh color LCD

? 2. True RMS Multimeter – Full Electrical Diagnostic Suite

• High-precision measurements:

  • AC/DC Voltage (up to 600V)

  • AC/DC Current

  • Resistance, Capacitance, Frequency

  • Diode, Continuity, and Logic Testing

• Automatic range detection & data hold functions

• True RMS accuracy for modern nonlinear loads

• Convenient digital readout + analog bar graph

?️ 3. Programmable Signal Generator – Waveform Simulation On-the-Go

• Generate sine, square, triangle, pulse, and custom waveforms

• Frequency output up to 10MHz (based on waveform type)

• Adjustable amplitude and offset for test circuit simulation

• Perfect for waveform injection, amplifier testing, sensor simulation, and timing analysis

?️ Advanced Design & Usability:

• ? Rechargeable lithium battery (built-in) – Long-lasting performance on a single USB-C charge

• ? 3.5-inch full-color LCD screen – Clear waveform & measurement visibility under any condition

• ? Over-voltage & overload protection – Built-in safety for lab, field, or bench-top use

• ? Magnetic back + foldable stand – Hands-free operation during long diagnostic sessions

• ? Data logging & waveform storage – Save and recall critical signal data

• ? Rugged silicone protective shell – Designed for portability, drop resistance, and field durability

? Perfect For:

• Circuit debugging and waveform analysis

• Automotive ECU or sensor diagnostics

• IoT & embedded system development

• Educational labs and STEM programs

• Home appliance repair and maintenance

• Industrial control and automation testing

• Audio/electronics prototyping and design

? Key Technical Specifications: