--- product_id: 806577310 title: "Riiai 4-20mA Signal Generator: Supports Voltage and Current Output/Measurement, PWM Output, Function Generator with Rechargeable Battery, Calibration Function - for Electronic Maintenance/Testing" brand: "riiai" price: "312.93 DT" currency: TND in_stock: true category: "Riiai" url: https://www.desertcart.tn/products/806577310-riiai-4-20ma-signal-generator-supports-voltage-and-current-output store_origin: TN region: Tunisia --- # 0-24mA current output (±0.05mA) One-click calibration for accuracy 1500mAh rechargeable battery Riiai 4-20mA Signal Generator: Supports Voltage and Current Output/Measurement, PWM Output, Function Generator with Rechargeable Battery, Calibration Function - for Electronic Maintenance/Testing **Brand:** riiai **Price:** 312.93 DT **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your electronic testing game—precision, portability, and power in one compact tool! ## Quick Answers - **What is this?** Riiai 4-20mA Signal Generator: Supports Voltage and Current Output/Measurement, PWM Output, Function Generator with Rechargeable Battery, Calibration Function - for Electronic Maintenance/Testing by riiai - **How much does it cost?** 312.93 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/806577310-riiai-4-20ma-signal-generator-supports-voltage-and-current-output) ## Best For - riiai enthusiasts ## Why This Product - Trusted riiai brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cord-Free Freedom:** Portable, palm-sized design with a robust rechargeable battery keeps you untethered on-site. - • **All-in-One Powerhouse:** Combine current, voltage, and PWM outputs in one sleek device—ditch the clutter, boost your workflow. - • **Instant Accuracy Reset:** One-click calibration wipes out drift and environmental errors—stay confident in your data. - • **Smart & Safe Operation:** Save your favorite settings and rely on triple protection for worry-free, durable performance. - • **Precision at Your Fingertips:** Customize outputs with industry-leading accuracy (±0.05mA & ±0.03V) for flawless testing every time. ## Overview The Riiai 4-20mA Signal Generator is a compact, rechargeable multifunction device designed for professional electronic maintenance and testing. It integrates current/voltage output and measurement with PWM functionality, offers high-precision customizable signals, features one-click calibration, and supports multiple power modes. Its portable design and advanced safety protections make it ideal for both fieldwork and lab environments. ## Description Riiai 4-20mA Signal Generator: Supports Voltage and Current Output/Measurement, PWM Output, Function Generator with Rechargeable Battery, Calibration Function - for Electronic Maintenance/Testing: desertcart.com: Industrial & Scientific ## Features - 【5 Integrated Functions】Integrates current/voltage output, current/voltage measurement, and PWM output(Square Wave) into a single device, eliminating the need for multiple tools and greatly boosting testing efficiency for electronic engineers in daily work - 【High-Precision Custom Output】Supports customizable 0-24mA current (0.05mA accuracy) and ±12V voltage (0.03V accuracy), perfectly satisfying the high-precision testing demands of industrial control system and electronic equipment - 【Portable Wireless Use】Equipped with a 1500mAh rechargeable battery for long-lasting cord-free operation; its palm-sized compact design allows easy carrying duringon-site maintenance tasks without being limited by power cords - 【One-Click Calibration】Built-in one-click calibration function, effectively eliminating errors caused by long-term use or environmental factors, ensuring stable and accurate readings for laboratory testing - 【Storage & Triple Protection】Features parameter storage to save frequently used settings for quick access; triple protection (short-circuit, reverse connection, charging) ensures safe circuit debugging operations and device durability - 【3 Power Supply Modes】Offers flexible power options - battery, USB-C charging, and top terminal power, seamlessly adapting to outdoor fieldwork, indoor fixed testing, and long-term continuous operation scenarios - 【Easy Operation】High-definition color screen clearly displays complex parameters like output values and measured data; one-step adjustment design makes it easy to use for both professionals and beginner technicians ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0G4QRY8RT | | Batteries | 1 Lithium Ion batteries required. (included) | | Best Sellers Rank | #51,040 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #9 in Function Generators | | Date First Available | December 2, 2025 | | Item Weight | 7.4 ounces | | Manufacturer | Riiai | | Product Dimensions | 3.9 x 2.4 x 0.8 inches | ## Images ![Riiai 4-20mA Signal Generator: Supports Voltage and Current Output/Measurement, PWM Output, Function Generator with Rechargeable Battery, Calibration Function - for Electronic Maintenance/Testing - Image 1](https://m.media-amazon.com/images/I/715l3cXcVjL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: How do I charge and use the battery?** A: It has a built-in 3.7V battery. Charge via Type-C cable, DC 24V or USB 5V. The indicator turns red while charging and green when full (about 6+ hours). Working time is 1-5 hours depending on loads. **Q: What are the output and measurement ranges?** A: · Measurement: Voltage ±50V · Output: Voltage 0-10V; Current 0-24mA (default 4-20mA); PWM frequency 1-150kHz **Q: Does it work with industrial control systems?** A: Yes. It is designed for debugging industrial PLCs and related control devices. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/806577310-riiai-4-20ma-signal-generator-supports-voltage-and-current-output](https://www.desertcart.tn/products/806577310-riiai-4-20ma-signal-generator-supports-voltage-and-current-output) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-04*