Specification    
    
Battery   180mah polymer lithium battery  
    
Battery life  500 charge-discharge (10 years)  
    
Battery voltage  3.7v  
    
Battery charging time  1h  
    
Recommended charging interval  3 months  
    
Static power  60μA  
    
Dynamic power consumption  3ma  
    
Battery run time  1 year（Open box once a day）  
    
Overcharge protection voltage  4.25v  
    
Low voltage alarm  less than 3.5v  
    
Unlocking methods  1.Fingerprint 2.Mechanical code   
    
User quantity  Fingerprint 10，Code 1  
    
Digital longth  3  
    
Number of passwords  1000  
    
Charging port  Type-C  
    
Fingerprint module resolution  508DPI  
    
Fingerprint feedback time  0.5S  
    
Steel plate thickness  1.2mm（18gague）  
    
Steel rope diameter & Longth  4mm(5/32'' ) & 104mm(4.1 ft)  
    
Tensile strength of steel cable  1500kg(3300Lbs)  
    
Working temperature range  -30℃~70℃(-22℉~158℉)  
    
Motor life  10800次，29.5年  
    
Fingerprint chip supplier  BYD  
    
Fingerprint window size  10*10mm（0.4"*0.4"）  
    
Sponge density  20kg/M3（1.2 Lb/ft3）  
    
Exterior dimensions  68(H) x 234 (W) x300 (L) mm（2.6 x 9.2 x 11.8''）  
    
Interior dimensions  65(H) x 177 (W) x297 (L) mm（2.5 x 6.9 x 11.7''）  
    
Net weight   1.1kg(2.2Lbs)  
    
Working voltage  3.5-4.2V 

Packing    
    
Product packing box size  26 x 17.7 x 5.5 cm（10.2 x 7 x 2.1''）  
    
Weight/individual packing  1.1kg(2.42lbs)  
    
Carton size  36 x 26.5 x 33.5cm（14 x 10.4 x 13.2''）  
    
Pcs/Carton  10 pcs  
    
Gross weight/Carton  13 kg(28.6lbs)