XPR3SS W40X-40M Rechargeable Ultra Mini Compact Laser Distance Meter Range Finder Portable Digital Measuring Device Rangefinder Non-magnetic Electronic Level  (40 Meters)

Specifications:Measuring Range: 0.05-40m (0.16-131ft). Material: ABS/Aluminium. Measuring Time: 0.1-0.3s. Display: LCD with Backlight. Accuracy: ±1mm Measurement Unit: m / in / ft. Laser Class: Class II. Laser Wavelength: 635nm. Laser Output: <1mW. Water-proof and dust-proof grade: IP54. Laser Auto Off: 30s. Measurement Reference Switch: Yes. Power: rechargeable lithium battery(200mAh). Battery is built in and cannot be replaced. Operation Temperature: 0~40? / 32~104?. Storage Temperature: -20~60? / -4~140?. Item Size: 101 * 30 * 18mm (L * W * H). Package Size: 135 * 70 * 35mm / 5.31 * 2.76 * 1.38in (L * W * H). Item Weight: 30g / 1.06oz. Package Weight: 102g / 3.60oz.