Digital display inclinometer level protractor angle gauge with magnetic adsorption for precise angle measurement, portable plastic ABS construction measuring 115x42x22mm, features 4x90° and 2x180° measuring range with 0.05° resolution and ±0.2° accuracy
Digital Magnetic Inclinometer with 115x42x22mm Portable Design for Precise Angle Measurement

The HW300 series digital inclinometer combines practical measurement functionality with convenient magnetic adsorption in a compact 115x42x22mm plastic ABS housing. This portable angle gauge provides both relative and absolute measurement conversion with a comprehensive measuring range covering 4x90° and 2x180° configurations. With its 0.05° display resolution for angles under 100° and 0.1° resolution for angles between 100° and 180°, this device offers precise angle determination for various technical applications while maintaining ±0.2° accuracy across its operating temperature range of 0°C to 40°C.
Features and Construction

The inclinometer's construction focuses on practical measurement functionality combined with user convenience features that support accurate readings in workshop and field environments.
Material and Build
Manufactured from plastic ABS material, the device achieves a balance between durability and lightweight portability with a net weight of 56g excluding battery. The material selection provides sufficient rigidity to protect the internal measuring components while keeping the overall package weight minimal. The 115x42x22mm dimensions create a compact form factor that fits comfortably in hand and stores easily with other measuring tools.
Size and Practical Fit
Measuring precisely 115mm in length, 42mm in width, and 22mm in thickness, the inclinometer offers a practical size for both handheld use and magnetic attachment to workpieces. The 56g weight without battery contributes to its portable nature, making it suitable for use alongside other measuring instruments without adding significant bulk. The compact dimensions allow the device to fit in toolboxes and cases alongside larger measurement equipment.
Uses and Placement

The magnetic adsorption feature expands the inclinometer's application range beyond basic handheld measurement, enabling secure placement on metallic surfaces during various measurement scenarios.
Event or Professional Use
In professional workshop and construction environments, the magnetic base allows secure attachment to metal beams, machinery components, and structural elements for hands-free angle measurement. The data locking function proves particularly useful in these settings by freezing displayed measurements for accurate recording, even when the device must be repositioned or removed from the measured surface. The 0.1° repeatability ensures consistent measurements across multiple readings.
Everyday Home Use
For home improvement projects and DIY applications, the portable size and simple operation make this inclinometer accessible for tasks requiring angle verification. The angle and slope conversion functionality provides flexibility for various measurement needs, from checking the incline of ramps and surfaces to verifying the alignment of installed fixtures and furniture. The clear digital display with its 0.05° resolution offers precise readings without requiring interpretation of analog scales.
Benefits and Buying Value

The combination of measurement accuracy, practical features, and compact design creates a versatile tool suitable for both professional and personal measurement requirements.
Reuse and Low Maintenance
The plastic ABS construction requires minimal maintenance beyond basic cleaning and proper storage within the specified 0°C to 40°C temperature range. The device's design focuses on straightforward operation without complex calibration requirements between uses, supporting repeated application across multiple projects. The magnetic adsorption feature maintains its effectiveness through continued use without requiring adjustment or special preparation.
Why Choose This Product
This digital inclinometer provides a practical measurement solution combining the precision of digital display technology with the convenience of magnetic workpiece attachment. The specific 4x90° and 2x180° measurement ranges cover common angle measurement needs while the conversion between relative and absolute measurement modes offers flexibility for different application requirements. The compact 115x42x22mm dimensions and 56g weight create a truly portable measurement tool that complements existing measurement equipment.


