Features: 1. Excellent accuracy: It's available with continuous measure, accurate distance can be read within the effective range while moving; 2. Magnetic hook: It can attach to any ferrous material sturdily, which greatly enhances the stability of the cutter; Movable magnetic hook improves accuracy for measurement of inside and outside; The measuring tape can be carried to any place easily with wrist strap and belt clip 3. Strong and solid, coated manganese steel ruler tape, curved and without folding, tape is not easy to bend 4. For lasers measurement, the reference position can be adjusted. When the rear is blocked, it can be adjusted to the rear reference,the length of the fuselage is automatically added. Notice: Objects may have Logo, if you want to know, please contact us. Otherwise, please do not bid. Specifications: Electronic tape measure: Measuring range: A:40m B: 60m Accuracy: ±2mm Self-Calibration: Yes Continuous measuring: Yes Unit: m/in/ft Sound: Yes Lasers Class: Class 2 635nm,less than 1mW Automatic Lasers off: 20s Automatic Power off: 150s Battery life: 8000 times Storage Temperature: -20degC60degC Operating Temperature: 0degC40degC Storage Humidity: 20％80％RH Battery: 2x1.5V AAA Size: 85.3x79.3x58.8mm Tape: Measuring range: 5m The minimum scale: 1mm Tape width: 19mm Tape thickness: 0.16mm Tape material: 65 manganese steel Ruler hook: movable with double magnet Self-locking: yes Package List: 1 x Tape Measure 1 x User Manual