AR841 Ultrasonic Range Finder
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0.00৳
- Pick up from the Safestallbd Store
House - 11 (2ndfloor), Road - 16, Sector - 11, Uttara, Dhaka 1230
Free
- Steadfast Courier Delivery
Steadfast courier will deliver to the specified address
Inside Dhaka - (24hours) - 70 TK, Outside Dhaka -(48hours) - 130 TK
- Pathao Courier Delivery
Pathao courier will deliver your products to the specific address
Inside Dhaka - (24hours) - 70 TK, Outside Dhaka - (2-3 Days) - 130 TK
- Sundarban Courier Delivery
Sundarban courier will deliver to the specified address
Inside Dhaka - (24hours) - 80 TK, Outside Dhaka - (48hours) - 150 TK
- Warranty 1 year
- Free 7-Day Returns
Available Payment Methods:
Why use AR841 Ultrasonic Range Finder?
AR841 Ultrasonic Range Finder offers a simple and effective way to measure distances, areas, and volumes using high-frequency sound waves. By calculating the time interval between sound emission and its echo return, this device delivers accurate, non-contact measurements—perfect for construction, interior design, and general distance assessment tasks.
Compact, intuitive, and built for reliability, the AR841 is an essential tool for professionals and DIY users alike.
🔧 Key Features
Ultrasonic Measurement
Ensures fast, safe, and contact-free distance detectionVersatile Measuring Range
Measures from 0.5m to 20m (20in to 65ft)High Accuracy & Resolution
Accuracy: ±1%
Resolution: 1 cm
Measurement Modes
Capable of calculating length, area, and volumeImperial/Metric Conversion
Switch easily between meters and feet/inchesUser-Friendly Enhancements
Backlit display for improved readability
Data storage: save/recall up to 5 measurements
Auto/manual power off to conserve battery
Low battery indicator
Continuous measurement mode
Measurement benchmark setup
Sum of lengths function
📊 Technical Specifications
| Feature | Specification |
|---|---|
| Technology | Ultrasonic |
| Measuring Range | 0.5–20m (20in–65ft) |
| Accuracy | ±1% |
| Resolution | 1 cm |
| Units | Metric / Imperial |
| Functions | Length, Area, Volume |
| Data Memory | 5 Groups |
| Backlight Display | Yes |
| Continuous Measuring | Yes |
| Benchmark Setup | Yes |
| Sum of Lengths | Yes |
| Low Battery Indication | Yes |
| Power Saving | Auto / Manual Power Off |
| Operating Temperature | 0°C ~ 40°C |
| Humidity Range | 30–70% RH |
🧰 Applications
Interior space measurement
Construction planning
DIY home renovation
Real estate and surveying
Facility layout and installation work
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