1. MEASUREMENT RANGE: This electronic tape measure has a range of 0199.999m, which can meet your basic needs. 2. BATTERY LIFE: This electronic tape measure uses an ultra low power semiconductor microprocessor to achieve standby time and battery life. 3. MULTIPLE USAGE: This electronic tape measure has practical functions, such as straight line measurement, circle measurement, arbitrary curve measurement, irregular measurement, cylindrical diameter measurement, etc. 4. DIGITAL DISPLAY: The digital display screen of the tape measure is clear and easy to read, and the unit display can be switched, which is very intelligent. 5. AND PORTABLE: This tape measure is enough to be used in environments ranging from 10 to 50 and can be carried around. Operating Temperature: -10-50 Cruising Power: 6 hours of uninterrupted work Measurement Range: 0-199.999m Standby Time: 300 Charging Port: Type C Battery: 1 x lithium battery (built in) Capacity: 260mAh (single battery capacity) color:Silver+black Material:ABS Package Contents: 1 x Digital Display Roller Ruler 1 x USB Data Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.