Measuring Range:  0.05 ~40 m
Measuring Accuracy: ±2 mm
Laser Type:  635nm, <1 mw, class 2
Measuring units: m, in, ft
Measuring Frequency: 0.3 s
Display: 4 line display
Display illumination: Yes
History measurement recodes: Yes
Buzzer indication: Yes
Memory:  10 Results  
Display Illumination            
Switch off laser beam without operation within 30 seconds
Switch off Instruments with inactivity within 3 mins.
Operating Temperature        0°C ~ 40°C
Storage Temperature          -20°C ~ 70°C
Dust protect/splash proof:  IP54
Button type:  soft button over 1millon operation life
Addition/subtraction:  Yes
Battery type:  AAA  LR6  2×1.5V alkaline battery
Battery life:  up to 8000 times
Laser class: class 2M II
Auto laser off: after 30 second
Auto power off:  after 3 minute
Deminsions: 108*36*23 mm
Weight without batteries Apprex: 120g
                                            
                                            
                                            
                                                Stand corton
Packing details:gift box
Size of mater carton: 54.5*34*23.5cm
Packing quantity :50 pcs/ctn
G.W.: 8.5 kgs   N.W.:7.5 kgs