DeWalt Rangefinder Meter Pocket Laser Distance Measurer DW055PL-XJ 

• Measuring Range: 16m. One-button operation with an accuracy of within +/- 6mm over 10 metres
• Black screen with white digits/letters, for better visibility in brighter conditions
• Over mold comfort grip for slip resistance and drop protection
• Powered by a 3.7V lithium-ion battery – provides up to 1000 measurements per charge
• Auto Power Saving: 90 sec. USB (provided) charging – 2.5 hours to fully charge from empty