Laser Measuring Tool 165ft with Mute, Ft/in/M Switching for Home Renovation & DIY

[ELITECH LDM-50D: PRO-LEVEL ACCURACY FOR HOME PROJECTS] For just a little more, get the peace of mind that comes with superior precision. The Elitech Dual-Bubble Laser Measure is designed for homeowners who want to do the job right the first time. It combines the simplicity of a tape measure with the accuracy of a digital computer. [WHY CHOOSE THE DUAL-BUBBLE VERSION?] - Double the Accuracy Checks: Use the vertical bubble to ensure you aren't tilting up or down, and the horizontal bubble to ensure you aren't tilting left or right. It's the secret to minimizing measuring errors. - Future-Proof: With 99 data memory and advanced calibration, this is a tool you won't outgrow. [QUICK COMPARISON] - Standard Model: 1 Bubble (Basic) | Good Accuracy | Entry Level Price - THIS Model (Upgraded): 2 Bubbles (Precision+) | Best Accuracy Help | Best Value [TECHNICAL SPECIFICATIONS] - Model: Elitech LDM-50D (Dual Bubble Edition) - Working Range: 0.16ft - 165ft (0.05 - 50m) - Accuracy: +/- 1/16 inch (+/- 2mm) - Leveling: 2x Bubble Levels (Horizontal & Vertical) - Data Storage: 99 Groups - Battery: 2x 1.5V AAA Batteries (Included) - Laser Type: 630-670nm, <1mW. Class II [FAQ] Q: How do I mute the sound? A: Simply long-press the sound button (speaker icon) to turn the buzzer on or off. Q: Can I calibrate the device myself? A: Yes. With the device off, long-press the "CLEAR" button, then press "READ" to enter self-calibration mode.