{"product_id":"htprec-digital-tachometer-hour-meter-compact-waterproof-rpm-gauge-clip-on-pickup-up-to-36-000-rpm","title":"HTPREC Digital Tachometer \u0026 Hour Meter — Compact Waterproof RPM Gauge, Clip-On Pickup, Up to 36,000 RPM","description":"\u003cstrong\u003eCompact, waterproof digital tachometer and hour meter from HTPREC that reads pulse\/RPM, logs run hours, and alerts when engines exceed set RPMs.\u003c\/strong\u003e\n\n\u003cp\u003eWhether you tune a lawn mower, maintain an outboard motor, or check a dirt bike, this pocket-sized HTPREC tachometer provides RPM readings up to 36,000 (in high-sensitivity mode), runtime tracking, and alarm\/backlight options in a weather-resistant housing. It uses a clip-on signal pickup for safe, non-invasive installation and runs on a user-replaceable battery for long-term field use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the HTPREC tachometer measure engine speed?\u003c\/h3\u003e\n\u003cp\u003eThe device senses ignition pulses via an included clip-on pickup that attaches to the spark plug wire. It converts those pulses into live RPM readings with selectable modes for sensitivity and cylinder count.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePulse pickup clips to spark plug or ignition wire—no internal wiring needed.\u003c\/li\u003e\n  \u003cli\u003eRPM display modes: standard up to 18,000 RPM and high-sensitivity up to 36,000 RPM.\u003c\/li\u003e\n  \u003cli\u003eCompatible with 1–8 cylinder gasoline engines, both 2- and 4-stroke.\u003c\/li\u003e\n  \u003cli\u003eInstant MAX RPM capture and configurable RPM alarm threshold.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance and logging features are included?\u003c\/h3\u003e\n\u003cp\u003eBeyond momentary RPM, the HTPREC records total run time and job-specific hours so you can schedule service and track individual tasks. Memory stores settings and counters to avoid losing data between uses.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTOT and JOB hour meters for lifetime and task-based tracking.\u003c\/li\u003e\n  \u003cli\u003eDedicated service reminder and resettable job timer.\u003c\/li\u003e\n  \u003cli\u003eMax RPM recall to check peak engine speed after use.\u003c\/li\u003e\n  \u003cli\u003eBattery and memory retention keep data between sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use it in low light or damp conditions?\u003c\/h3\u003e\n\u003cp\u003eThe tachometer has a waterproof-rated enclosure and selectable backlight modes so you can read data in dim environments or at night. A warning backlight option highlights over-rev situations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDefault green backlight with always-on, auto, or off settings.\u003c\/li\u003e\n  \u003cli\u003eRed warning backlight activates when RPM or configured limits are exceeded.\u003c\/li\u003e\n  \u003cli\u003eRugged, weather-resistant housing suitable for outdoor tools and marine engines.\u003c\/li\u003e\n  \u003cli\u003eAuto-sleep and auto-start conserve battery when the engine is off.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and battery replacement?\u003c\/h3\u003e\n\u003cp\u003eInstallation is plug-and-play: clamp the signal pickup to the spark plug wire, set the engine type and cylinder count, and you're measuring. The unit runs on a replaceable battery so you can keep it serviceable without special tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSignal pickup clip provides secure, non-invasive connection to ignition wire.\u003c\/li\u003e\n  \u003cli\u003eQuick battery access for standard replacement—no soldering required.\u003c\/li\u003e\n  \u003cli\u003eAuto power-off when engine stops to extend battery life.\u003c\/li\u003e\n  \u003cli\u003eSimple buttons and memory functions make field adjustments fast.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The HTPREC digital tachometer suits owners, mechanics, and operators of small-gasoline engines who need accurate RPM feedback and runtime logging: lawn care technicians, boaters, ATV and dirt bike riders, chainsaw and generator users, and hobbyists who tune or monitor engines. It’s built for people who want a lightweight, portable gauge that installs without modifying the engine and keeps a record of operating hours for timely maintenance planning.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this tachometer work on my 2-stroke chainsaw?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The HTPREC unit supports 2- and 4-stroke gasoline engines and works with single-cylinder chainsaws using the clip-on pickup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does the battery last and is it replaceable?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Battery life varies by usage, but the cell is user-replaceable and the meter auto-sleeps to conserve power between runs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HTPREC","offers":[{"title":"Default Title","offer_id":67591533428921,"sku":"B0GJBP4B8B","price":69.21,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/htprec-front-display_807089ce-d731-4fb7-8cf6-dff5e88dd076.jpg?v=1790554604","url":"https:\/\/redleafauto.ca\/products\/htprec-digital-tachometer-hour-meter-compact-waterproof-rpm-gauge-clip-on-pickup-up-to-36-000-rpm","provider":"Redleaf Auto","version":"1.0","type":"link"}