Dingdong Store DIY Electronics Kits Ultrasonic Module Distance Measuring Transducer Sensor 0~5.5m Soldering Project Kit for Car Reversing Alarm, A561
The main controller of this module is STC89C51/52 micro controller.
The digital tube displays the measured distance, and the triode drives the digital tube.
HC-SR04 ultrasonic module measuring distance, measuring range 0.02m~5.5m.
This module can be used as a car's reversing radar, and the alarm distance can be set and changed with keys..
Please read the User Manual before installing. Our policy is to make our customers happy. If you are not 100% satisfied, just contact our customer service, we will refund your money. Since your product is shipped by Amazon, we are not sure what happened to our product at Amazon's warehouse. If any components are missing, please contact us for replacements..
3-in-1 Digital Laser Tape Measure, ACEGMET 131Ft Laser Measurement Tool & 16Ft Measuring Tape with Digital Screen, Ft/ Ft+in/in/M Unit Switching and Pythagorean Mode, Measure Distance, Area and Volume
[Makes Measuring Faster] You’re really getting 3 effective tools for the price of one. While the physical measuring tape offers 16 feet, the Digital screen helps you read the readings on the tape measure more easily by displaying the measurement currently on the tape. the precision laser is capable of putting out 131 feet of shockingly straight and accurate distance with resolution of ± 1/16 in. DP20 laser measuring tape is great tools for quickly and accurately measuring distances.
[The Latest Advancement in Self Calibration] Displays precise measurements on an easy-to-view digital screen that updates immediately when you pull the blade. Even if you pull the blade out too quickly and get an incorrect reading. You do not need to zero the blade and pull it out again in order to continue with the next measurement. Keep continuing to pull out the blade for 4 inches. The reading will then be calibrated to the correct value.
[High Performance Blade] - The Blade of the electronic tape measure can stand out 71 inches(1.8m) in level, Nylon wrap blade makes measuring tapes rust proof and 10 times more better on wear-resistance.
So you don’t worry about the measure tapes ripped after a dozen uses. True-Zero end hook for accurate measurements. The tapes meas....
DNA Motoring TOOLS-00042 Contractor-Grade Open Reel Fiberglass Measuring Tape, Distance Measurement Tool Kit, [1] 1/2" / 330 Ft Reel, Orange/Yellow
DISTANCE: This fiberglass measuring tape reel includes a 1/2 inch-wide tape that measures up to 330 feet.
EASY-TO-READ MARKINGS: Each foot and meter measurement is marked in red for clear reading tp help with accurate measurement.
DURABLE CONSTRUCTION: This contractor-grade open reel measuring tape is ideal for survey work, power, utility work, and general distance measurement, and is constructed with tough dielectric fiberglass reinforced tape and a high impact ABS reel.
ACCURATE PLACEMENT: A ground spike is located at the bottom of the reel to aid with accurate placement when measuring surfaces.
Ground spike for accurate placemDUAL MEASUREMENT: This tape includes both foot and meter measurements for easy conversions and improved accuracy, and is graduated to 1/8 inches and 2 millimetersent.
Laser Rechargeable Golf Rangefinder Magnet 600 Yd Range for Golf 6X Magnification High Precision Slope Range Measurement Flag Lock Pulse Vibration Continuous Scan Range Finder for Hunter Golf
...MULTIPLE TECHNOLOGY】Golf Rangefinder with slope measures elevation changes and angle of incline and decline. The slope function can be switched off for tournament usage. Also, Pin Lock Technology allows user to lock onto a pin up to 300 yards away..
【ACCURATE & RELIABLE】Shaky hands golfers can quick yardage (Measuring speed 003c0.5s) of a golf ball’s distance to the hole. This rangefinder equipped with 6x magnification and read under both yards and meters unit. Measuring range from 5-600 yards with +/- 1m high accuracy which can meet most user’s needs..
【ULTRA-CLEAR & OPTICS】Fully multi layered optics lenses effectively reduce reflected light and increase the transmission of light, which can have a brighter clear image. An eye-safe rangefinder for visual comfort with class 1 laser and 003c0.5mW average power output for ultra-clarity and sharpness..
Zozen Measuring Wheel, 4-Inch Measure Wheel - Scalable Length, Measuring Wheel in Feet and Inches, [Up To 10,000Ft] Walking Measuring Wheel with Carrying Bag.
【Feet and Inches】 U.S. Measuring units, Measures in feet/ inches - "Duodecimal number system",Not feet and tenths of feet. Measure distance wheel against a usual tape measure and it will be the same measurements. Whether private or industrial purposes, the measurement of straight line and curve line is easy..
【Zozen 4-Inch Measuring Wheel】It is composed of 3 sections of rods. which can be adjusted to any length you want. One key reset, Stronger bracket, Perfect joints, TPR tires, Original location marker, Exquisite Zozen carrying bag. The 4‘’ diameter wheel is more lightweight, making it portable and easy to use..
【Accurate & Flexible】Adopts a precise gear structure design with an accuracy of±0.5%. the forward count increases, and the backward count decreases, effectively avoiding errors. And Zozen Use duodecimal number system, Make it easier for you to read data..
【Portable & Lightweight】Through 2 tims stretch can be stretch to 16 inches into a backpack(included) for easy carrying and transport. Unfolded it extends to 40”. Versatile enough to use on a variety of indoor and outdoor p....
PerfectPrime RF0350 Laser Distance Digital Range Finder Meter Diastimeter Measuring Device with Clip/Level Bubble 164ft Pythagorean mode/Volume/Area calculation LCD Backlight/IP54 Water/Dust Proof
Wider Range Measurement: With bubble level, it provides a high accuracy measuring experience. Distance measuring range: 0.05-164 feet. Accurate to....
Durable and Better Operation: IP54 Waterproof, Dustproof, Crashproof designing, suitable for user use in everywhere and anytime due to strong....
Better Display and Internal Support: 4 lines of data with LCD backlight screen design allow you to read the data under bright environment. Compact &....
Multiple Measurement Features: Enable you to measure area, distance, length, volume, continuous measurement and measurement by Pythagoras which is....
Reliable and Continuous Service: Our package included Perfect-Prime RF0350 Laser Distance Meter, Canvas Bag, Hand Strap and User Manual. 3 Years....
Distance Measuring Wheel, Prostormer 12.5" Foldable Rolling Measure Wheel in Feet with Kickstand and Carrying Bag, Measurement Up To 9999.9Ft
▶ [High Accuracy] - Prostormer measuring wheel measures in feet up to a 9999.9 feet range. The measurement tool adopts finely gear-driven counter with an accuracy of ±0.5%, the forward count increases and the backward count decreases, which is time-saving for using if you accidentally passed the target point..
▶ [Foldable & Portable] – Full length of the measure tool is 39.4", the connecting aluminum rod through 2 times folds can be folded to 14.4". It is more convenient for carrying and storage with included soft bag..
▶ [Easy to Use] - Mechanical gear-driven counter for fully distance measurement, no need any battery power, environment-friendly and efficient. The measure wheel designed with a quick reset button, clearly visible and dust-proof display, it is easy to use even for beginners..
▶ [Wide Application] - This measuring wheel can be used for a wide range of indoor and outdoor projects, durable skid-proof tire can easily roll on different ground such as gravel, cement, grass, wood and concrete,etc. It is ideal for traffic road measurement, construction site, courtyard, sports field, garden curved roads and more..
BOSCH GLM400CL Blaze Outdoor 400ft Bluetooth Connected Laser Measure with Camera & Lithium-Ion Battery
BLAZE Outdoor technology – outdoor laser measuring device that pairs accurate, long-distance (up to 400 ft.) measuring and digital viewfinder with next-gen, connected convenience to simplify project management through the free Bosch MeasureOn app.
MULTIPLE MEASURING FEATURES – includes 11 different measuring functions, including real time length, length, area, volume, indirect functions, and addition subtraction capability.
CAMERA – features an adjustable zoom to locate the laser spot at far distances, even outdoors or in busy backgrounds.
ACCURACY AND LONG RANGE MEASURING - provides accuracy up to 1/16 in and measures up to 400 ft..
INCLINOMETER - shows the tilt angle, 360° for easy angle and indirect measurements.
