--- product_id: 84271126 title: "Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black" brand: "nine-rong" price: "B/.48" currency: PAB in_stock: true reviews_count: 11 url: https://www.desertcart.com.pa/products/84271126-jayron-jr-hm055ad-ac-dc-5v-to-277v-digital-lcd store_origin: PA region: Panama --- # 0.1h accuracy up to 99999h Wide AC/DC 5-277V compatibility IP68 waterproof & vibration resistant Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black **Brand:** nine-rong **Price:** B/.48 **Availability:** ✅ In Stock ## Summary > ⏱️ Never miss a beat—track your machine’s life like a pro! ## Quick Answers - **What is this?** Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black by nine-rong - **How much does it cost?** B/.48 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/84271126-jayron-jr-hm055ad-ac-dc-5v-to-277v-digital-lcd) ## Best For - nine-rong enthusiasts ## Why This Product - Trusted nine-rong brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rugged Durability:** Epoxy-sealed, IP68 waterproof, and vibration-resistant for reliable outdoor use. - • **Simple Installation:** Snap-in design with polarity-free terminals makes setup quick and hassle-free. - • **Precision Time Tracking:** Track machine runtime with 0.1-hour accuracy for optimal maintenance scheduling. - • **Effortless Data Retention:** Built-in battery stores data for 25+ years, preserving your usage history even when powered off. - • **Universal Voltage Compatibility:** Seamlessly works with AC/DC power from 5V to 277V, fitting almost any equipment. ## Overview The Jayron JR-HM055AD is a robust digital hour meter designed for professional-grade equipment, offering precise runtime tracking with 0.1-hour accuracy up to 99999 hours. Compatible with a broad AC/DC voltage range (5-277V), it features a waterproof IP68 rating and epoxy sealing for extreme durability. Its built-in CR2050 battery ensures data retention for over 25 years, making it ideal for lawn mowers, generators, tractors, and more. Easy to install with polarity-free terminals, this meter guarantees reliable performance and maintenance insights for your outdoor power equipment. ## Description Jayron JR-HM055AD Digital LCD chronograph for voltage: AC/DC 5V to 277V, Accumulate TOT , it will be saved data automatically when equipment shut down,easy to install, snap-in design. Excellent waterproof design. Product Functions: 1 Hour Meter (TOT) function---- Help you to track the total running time of the machine in real time ▶ The total running time of the display engine will be displayed and remain visible. ▶ The total running hours in range 0.0-9999.9H，0.1H accuracy；The total running hours in range 10000-99999H，1H accuracy. ▶ The timing mode is increment counting, the initial value is 0, and the maximum value is 99999H; if it exceeds the max value, it will be cleared automatically. ▶ When hour meter has detected the signal for 1s continuously,start timing and the hourglass flashes on screen. ▶ TOT is can not reset. 2 Other Functions ▶ Built-in CR2050 battery, battery life up to 6 years, data storage for more than 25+ years. ▶ Components：Operating instruction;2 insert spring;2 insert spring sheath. ▶ LCD screen size 12.5mm × 24.5mm. ▶ Product size:45*27.5*35.5mm. ▶ Waterproof rate: IP68. 3 Works on: ▶ Suitable for outdoor power equipment, vehicles, boats, generators, agricultural equipment, construction machinery, etc.Such as: garden mower tractor riding mower blade blower high pressure cleaner Chain saw snow blower brush mower line trimmer wire cutting machine high pressure cleaner portable inverter generator motorcycle Dirtbike ATV UTVParamotor Harley double sports bicycle golf Car outboard Jetski Pontoon boat Mercury Raceboat Hovercraft, etc. ## Features - HOUR METER----Tracking the number of hours of the machine; the total running time of the machine will be displayed and remain visible. The Max timing value is 999,99 hours; 0.1 hour accuracy; TOT cannot be reset. - SCOPE OF APPLICATION----Suitable for AC/DC power supply equipment: 6V 12V 24V 36V 48V 72V 110V 120V 230V. Wide voltage range: AC / DC 5-277 volts; AC / DC voltage compatible.Suitable for most types of zero-turn lawn mowers; also suitable for other AC/DC power supply equipment. - DATA STORAGE----When the external power supply is turned off, the data will be automatically stored, and the reading will be accumulated in the next cycle directly. - INSTALLATION----Two termainals regardless of positive and negative.Built-in CR2050 battery.Easy operation,if product is installed correctly,the hourglass flashes. - OTHER----Sealed with epoxy resin, it has excellent heat resistance and vibration resistance; Waterproof grade: IP68; 2-year warranty. ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B07HMMGRBL | | Best Sellers Rank | 209,782 in Garden (See Top 100 in Garden) 50 in Lawn Mower Hour Tachometers | | Brand | NInE-ROnG | | Country Of Origin | China | | Customer Reviews | 4.0 4.0 out of 5 stars (67) 4.0 out of 5 stars | | Item Dimensions | 45 x 35 x 28 millimetres | | Item Length | 3.55 Centimetres | | Item Weight | 0.04 Kilograms | | Item Width | 4.5 Centimetres | | Manufacturer | Jayron | | Manufacturer Part Number | JR-HM055AD | | Material | Epoxy | | Model Number | JR-HM055AD | ## Product Details - **Brand:** NInE-ROnG - **Item dimensions L x W x H:** 45 x 35 x 28 millimetres - **Item weight:** 0.04 Kilograms - **Manufacturer:** Jayron - **Material:** Epoxy ## Images ![Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black - Image 1](https://m.media-amazon.com/images/I/51uw920HDyL.jpg) ![Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black - Image 2](https://m.media-amazon.com/images/I/613UKBQw7NL.jpg) ![Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black - Image 3](https://m.media-amazon.com/images/I/617rv+T1L+L.jpg) ![Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black - Image 4](https://m.media-amazon.com/images/I/51Rd+cjx8VL.jpg) ![Jayron JR-HM055AD(AC/DC 5V to 277V) Digital LCD Hour Meter Accumulate Data for Garden Lawn Mower ZTR Tractor Generator Golf cart Club Car Wash Boat ATV Motor Compressor and Pneumatic Equipment,Black - Image 5](https://m.media-amazon.com/images/I/51kSt3N-kmL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ exc product *by on Reviewed in the United Kingdom 10 June 2024* great product exc service ### ⭐⭐⭐⭐ Good little device *by on Reviewed in the United Kingdom 4 February 2020* Simple to fit and easy to wire up as it is not polarity sensitive.The only thing it could do with is a backlight....but for the money, it is excellent ### ⭐⭐⭐⭐⭐ Good *by on Reviewed in the United Kingdom 9 May 2024* Good --- ## 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.com.pa/products/84271126-jayron-jr-hm055ad-ac-dc-5v-to-277v-digital-lcd](https://www.desertcart.com.pa/products/84271126-jayron-jr-hm055ad-ac-dc-5v-to-277v-digital-lcd) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-10-29*