ZOYI ZT-703S handheld oscilloscope multimeter — front view with colour display and test leads

ZT-703S Handheld Oscilloscope Multimeter & Signal Generator

ZT-703S in scope mode showing voltage waveform — 2-in-1 oscilloscope multimeter by ZOYI

ZOYI ZT-703S measuring a circuit with probes attached — tilting stand for hands-free use

ZOYI ZT-703S kit contents — oscilloscope multimeter with test leads and accessories

ZOYI ZT-703S 3-in-1 Handheld Oscilloscope Multimeter & Signal Generator

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£89.99

Tax excluded Delivered within 2–4 days

The ZOYI ZT-703S is a compact 3-in-1 diagnostic tool combining a digital oscilloscope, True RMS multimeter and signal generator in one handheld unit. Designed for technicians, engineers and electronics repair professionals, it supports fast waveform capture, accurate electrical measurements and clear viewing on a colour display.

With 10MHz bandwidth, 250MSa/s sampling rate and full multimeter functions, it is suitable for fieldwork, bench testing, circuit troubleshooting and mobile service tasks. The built-in signal generator helps inject test signals into circuits during diagnostics. UK stock with VAT invoice and accessory kit included.

OSC Package : Standard

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Delivery policy

Fast, reliable delivery — UK 2–4 days, express 1–2 days. International tracked delivery available.

Return policy

30-day return & 12-month UK warranty on all ZOYI instruments.

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ZOYI ZT-703S Oscilloscope Multimeter Overview

The ZOYI ZT-703S is a professional handheld oscilloscope multimeter that combines a 25,000-count True RMS digital multimeter, 50MHz digital oscilloscope and signal generator in one compact diagnostic tool. Designed for field engineers, automotive diagnostics, electronics repair and workshop testing, the ZT-703S provides waveform capture, accurate electrical measurement and practical troubleshooting functions in a portable unit.

Key Features

Oscilloscope Bandwidth: 50MHz
Sampling Rate: 280MSa/s
Multimeter Resolution: 25,000 counts True RMS
Display: 3.5″ IPS colour display
Power: 6000mAh rechargeable lithium battery with USB-C charging
Measurement Modes: AC/DC voltage, AC/DC current, resistance, capacitance, frequency, duty cycle and temperature
Signal Generator: Built-in waveform output for circuit testing and diagnostics
Waveform Storage: Supports waveform and screenshot saving
Trigger Modes: Auto, Normal and Single
Additional Functions: Data hold, auto power-off and firmware upgrade support

Technical Specifications

Bandwidth	50MHz
Sampling Rate	280MSa/s
Multimeter Display Count	25,000 counts
Display	3.5″ IPS colour display
Voltage Range	Up to 1000V DC / 750V AC True RMS
Current Range	Up to 10A AC/DC
Resistance Range	Up to 60MΩ
Capacitance Range	Up to 100mF
Frequency Measurement	Up to 60MHz
Duty Cycle	0–99%
Temperature Measurement	K-type temperature measurement supported
Trigger Modes	Auto / Normal / Single
Battery Capacity	6000mAh rechargeable lithium battery
Charging	USB-C

What’s Included

ZOYI ZT-703S oscilloscope multimeter
Oscilloscope probe set
Multimeter test leads
USB-C charging cable
User manual

Delivery and Support

UK stock with fast dispatch
Tracked delivery available
VAT invoice included
12-month ZOYI UK warranty

Reference 6976677980300

In stock 18 Items

Data sheet

Counts: 25,000 count
True RMS: YES
CAT Rating: CAT III
NCV: No
Temperature: No
Auto/Manual Range: Auto/Manual
Interfaces: USB-C
Flashlight: No
Measurement Type: DMM + Oscilloscope (2-Channel)
Test Frequency Range: 1 Hz – 60 MHz
Capacitance Range: 1 nF – 100 mF
Power Supply: USB-C
Firmware Upgradeable: Yes
Bandwidth: 50 MHz
Sampling Rate: 280 MS/s
Duty Cycle Measurement: 0 – 99 %
Display Type: IPS LCD
Battery Type: Li-ion Rechargeable

Specific References

EAN13: 6976677980300
MPN: ZT-703S

Condition New

Customer Reviews

Based on 1 review

Meisam R on Jun 6, 2026

Excellent 3-in-1 Oscilloscope Multimeter

Great handheld tool with clear display, accurate readings, and useful oscilloscope and signal generator functions. Very good value for engineers, electronics repair, and hobby use. Fast and free delivery. Highly recommended.

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Supplied from UK stock with VAT invoice and fast delivery. 🇬🇧

ZOYI ZT-703S 3-in-1 Handheld Oscilloscope Multimeter & Signal Generator