Specifications:

• Smart Wireless lets you connect to most smart phones, tablets, and PCs
• Micro USB port for Charging & Data
• Measuring range: 360° (4 x 90)
• Large backlit LCD Display
• IP54 Dust & Moisture Protection
• Precision Digital Level Sensor
• Auto off after 5 minutes
• Embedded 3-side Rare-Earth Magnets 
• Includes Bluetooth
• Tilt Range: 0-90º x 4
• Resolution: 0.05°
• Accuracy: ± 0.2°
• Repeatability: 0.05°
• Hold feature
• Zero function
• Smaller size: 2.13" x 2.13" x .91"
• Light weight: 2.7 oz.
• Calculate tile %
• Military Grade Anodized Alloy Body
• Battery Rechargeable, cable included