Feature: 1. Three Units: The handheld rangefinder supports switching between millimetres, inches and feet at any time. 2. Multi Function: Distance meter can measure distance, area, volume and the Pythagorean theorem to meet daily needs. 3. Voice Data: Rangefinder with automatic voice announcement, easy to record the whole operation, measurement data reported in real time. 4. Backlit Display: Hand distance meter has a backlit display to give you better visibility in dark areas and make it easier to read your data. 5. Easy To Use: High accuracy rangefinder with 1.5mm, one button to find the level, easy distance measurement and data display of the level angle. Specification: Item Type: Distance Meter Material: Aluminum Alloy Model : CP 50X Maximum Measurement: Approx. 50m/164.0ft Accuracy: ±1.5mm (±0.06 Inch) Units: mm, Inches, Feet Laser Type: Class 2 635nm,<ImW Continuous Measurement: Yes Area Measurement: Yes Volume Measurement: Yes Measurement Display: Backlit Battery: Lithium Ion 200mAh (Shipped with Internal Battery) Battery Life: 4000 Single Measurements Weight: Approx. 80g/2.8oz. Package List: 1 x Distance Meter1 x Manual1 x Connection Cable1 x Rope Strap