Multifunctional High-Precision Digital Angle Ruler | 0.05° Ultra-High Precision | 0–360° Full-Range Measurement | Thickened Stainless Steel

🔥 Product Overview One ruler, multiple uses, consistent precision. This digital angle gauge combines four key functions: angle measurement, internal and external angle measurement, straightedge, and drafting. Featuring a 1.2mm thick stainless steel body and a high-sensitivity digital display module, it achieves 0.05° high precision and full 0-360° angle coverage. Whether for carpentry, construction, machining or home renovation, it handles every task with ease. ✅ 0.05° High Accuracy | ✅ 0–360° Full Angle Range | ✅ Internal and External Angle Measurement | ✅ Multi-functional Ruler | ✅ Stainless Steel, Waterproof and Rust-proof 🎯 Key Features 1️⃣ 0.05° Ultra-High Accuracy | 0.05° High Accuracy High-precision sensor with instant data feedback, ensuring a responsive and lag-free experience 0.05° resolution to meet precision machining and measurement requirements Supports ZERO reset, HOLD lock and REV reverse measurement functions 2️⃣ Full 0–360° Measurement | Full 0–360° Measurement Effortlessly measure internal (recessed) and external (projecting) angles Lock at any angle for easy reading 360° measurement with no blind spots, suitable for all kinds of complex workpieces 3️⃣ Reinforced stainless steel body | 1.2mm Stainless Steel Body 1.2mm hardened and reinforced construction, made from solid materials, resistant to deformation The measuring surface lies flush and parallel; the parallel base does not protrude, ensuring more accurate measurements Stainless steel construction, waterproof, rust-proof and corrosion-resistant (⚠️ Do not immerse in water) 4️⃣ Clear Digital Display + Large Screen with Wide Characters | Large LCD Display Wider screen with larger, clearer characters for instant readability Manual power-on / automatic power-off for energy efficiency Supports dual metric and imperial display (cm / in) 5️⃣ 3V High-Capacity Lithium Battery | Long‑Lasting 3V Battery Upgraded 3V high-capacity lithium battery; one battery lasts for over six months Manual power on, automatic power off, energy-saving design Easy battery replacement in a single step 6️⃣ Multi-Functional Ruler | Multi‑Function Design ✅ Protractor (0‑360°) ✅ Measurement of internal and external angles ✅ Ruler (marking lines, measuring dimensions) ✅ Drafting aid 📐 Specifications Length Width Extended Length Thickness Weight 200mm 35mm 400mm 1.2mm 210g 300mm 35mm 600mm 1.2mm 290g 500mm 35mm 1000mm 1.2mm 438g Resolution: 0.05° Measuring Range: 0–360° Material: Thickened stainless steel Battery: 3V lithium battery Display: LCD digital display 🛠️ How to Use Power on: Press ON/OFF Angle measurement: Extend the ruler, place it against the surface to be measured, and read the value Lock reading: Press HOLD/REV Reset: Press ZERO Auto power off: Turns off automatically after a period of inactivity 📘 Supports multiple functions including external angles (convex angles), internal angles (concave angles), marking lines, and straight-edge measurement. 🌍 Applications | Applications 🪑 Carpentry / Furniture Making 🏗️ Construction / Interior Decoration 🔧 Machining / Mould Making 🖼️ Picture frame / art frame angle cutting 📐 Education / Drafting / DIY crafts 📦 Package Contents Digital Protractor × 1 3V Lithium Battery (pre-installed) × 1 User Manual × 1 ❓ Frequently Asked Questions | FAQ Q: Can it measure both external and internal angles? A: Yes. It supports comprehensive measurement of internal and external angles from 0–360°. Q: Is it waterproof? A: The stainless steel construction offers rust and corrosion resistance, but it must not be submerged in water. Q: How long does the battery last? A: The 3V lithium battery lasts up to six months with normal use. Q: What is the accuracy? A: With a resolution of 0.05° and a high-precision sensor, the data is stable and reliable.