--- product_id: 64032645 title: "Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate" brand: "zerowatt" price: "40.79 DT" currency: TND in_stock: false url: https://www.desertcart.tn/products/64032645-wattkiller-watt-meter-and-rms-energy-cost-meter-highly-accurate store_origin: TN region: Tunisia --- # 3975W max power Memory retention without batteries 0.2% RMS accuracy Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate **Brand:** zerowatt **Price:** 40.79 DT **Availability:** ❌ Out of Stock ## Summary > ⚡ Take control of your energy spend before your bills do! ## Quick Answers - **What is this?** Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate by zerowatt - **How much does it cost?** 40.79 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/64032645-wattkiller-watt-meter-and-rms-energy-cost-meter-highly-accurate) ## Best For - zerowatt enthusiasts ## Why This Product - Trusted zerowatt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **User-Friendly Display:** Large LCD with clear characters for effortless reading and quick decision-making - • **Advanced RMS Technology:** Industry-leading 0.2% accuracy ensures reliable and precise measurements - • **Precision Power Tracking:** Real-time updates every second for instant wattage and cost monitoring - • **Uninterrupted Data Memory:** Retains all settings and accumulated data even during power outages—no batteries needed - • **Comprehensive Energy Insights:** Track energy use and costs by day, week, month, or year in EUR and kWh ## Overview The Wattkiller is a highly accurate RMS watt meter and energy cost monitor that measures instant power consumption up to 3975W with 0.2% precision. It provides real-time cost projections in EUR and tracks energy usage over customizable periods. Featuring a large LCD display and battery-free memory retention, it empowers professionals to identify energy drains and optimize electricity expenses with confidence. ## Description Some electrical devices in your homes are very ineffective. Such as parasites quiet, they inevitably raise your electricity bill: they cost you currently dozens of euros per month in pure loss, and will continue to cost you much more if you don't do anything to identify them.Thanks to the high precision Watt Meter, you can do something about it. The high precision Watt Meter is a meter and a cost energétique: Monitor you can observe and analyze in real time the instant power, the cumulative energy consumption during a period of time of your choice, and read the cost of these devices by day, week, month, or per year. Plug in the device to study on the high precision Watt Meter, and the latter to an electric outlet. As the power measurement is updated every second, we might be able to understand exactly when your electrical appliances use the most. Using the latest technology, Your monitor energétique cost is actually a set of 9 position of technology RMS, to an accuracy of 0.2%, developed by the world leader in electronic measuring devices. The energy bills will increase by more than 50% in the years to come. With the high precision Watt Meter, you will be ready for this. Absolute you can accurately identify the biggest Gloutons energy in your electronics and appliances. The high precision Watt Meter works without batteries and keep in memory of all data accumulated in the event of a power cut, as well as the price of kWh that you can update it whenever you want to. ## Features - Displays real-time: projected cost of it the day/week/month/year (EUR), the instant power consumed (Watts, is updated every second), the energy consumed by the device from its connection (in kWh) as well as from a lot of the cost by week, month, year (kWh/EUR); the apparent power (VA), Voltage (V), Frequency (Hertz), Amperage (Amp) - Technology of measuring equipment RMS accuracy 0.2% - Holds its memory all settings and measures accumulated in the event of a power cut – no batteries required - Measure: 3975 Watts Maximum Power (15 amps) - Dimensions: 45 x 70 x 135 mm, large LCD display with large characters ## Images ![Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate - Image 1](https://m.media-amazon.com/images/I/41K4K-ZtpeL.jpg) ![Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate - Image 2](https://m.media-amazon.com/images/I/41K4K-ZtpeL.jpg) ![Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate - Image 3](https://m.media-amazon.com/images/I/41K4K-ZtpeL.jpg) ![Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate - Image 4](https://m.media-amazon.com/images/I/41K4K-ZtpeL.jpg) ![Wattkiller: Watt Meter and RMS Energy Cost Meter Highly Accurate - Image 5](https://m.media-amazon.com/images/I/41K4K-ZtpeL.jpg) --- ## 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/64032645-wattkiller-watt-meter-and-rms-energy-cost-meter-highly-accurate](https://www.desertcart.tn/products/64032645-wattkiller-watt-meter-and-rms-energy-cost-meter-highly-accurate) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-04*