Feature:1. Ultra-long Ranging: 0-199.999 metres measuring range with millimeter level accuracy, more practical more accurate.2. High Definition LCD Screen: Clear large screen with backlight digital display, which shows the measurement results more clearly, and the dark environment does not affect the reading. Automatic switch-off after 3 minutes of no operation.3. Ultra-long Endurance: With the built-in 260mAh low internal resistance lithium polymer battery, once fully charged, it can achieve ultra long standby up to 300 days. Can work for 6 hours without interruption.4. Unit Switching: 5 commonly used ranging units can be freely switched - MM or CM or M or IN or FT.5. Data Storage: Can store 10 sets of data for easy querying, and after exceeding this limit, it will loop over from the first set.6. Wide Application: Suitable for surface measurement, flat measurement, diameter measurement, flexible object measurement, and irregular object measurement in daily life and work.Specification:Features:Ultra-long Ranging: 0-199.999 metres measuring range with millimeter level accuracy, more practical andamp more accurate.High Definition LCD Screen: Clear large screen with backlight digital display, which shows the measurement results more clearly, and the dark environment does not affect the reading. Automatic switch-off after 3 minutes of no operation.Ultra-long Endurance: With the built-in 260mAh low internal resistance lithium polymer battery, once fully charged, it can achieve ultra long standby up to 300 days. Can work for 6 hours without interruption.Unit Switching: 5 commonly used ranging units can be freely switched - MM or CM or M or IN or FT.Data Storage: Can store 10 sets of data for easy querying, and after exceeding this limit, it will loop over from the first set.Wide Application: Suitable for surface measurement, flat measurement, diameter measurement, flexible object measurement, and irregular object measurement in daily life and work.Specifications:Measuring Range: 0-199.999mMeasurement Unit: MM or CM or M or IN or FTBattery Type: 260mAh lithium polymer batteryEndurance: 6 hours of uninterrupted workStandby Time: 300 days long standbyOperation Temperature: -10-50Automatic Shutdown: after 3 minutes of no operationData Storage: 10 groupsMaterial: Stainless steelPackage Size: 14.2 x 9.6 x 2.5cm or 5.59 x 3.78 x 0.98 inchPackage Weight: 62g or 2.19ozPackage List:1 x Rangefinder1 x Type-C Charging Cable1 x User Manual (English)Package List:1 x Rangefinder1 x Type-C Charging Cable1 x User Manual (English)