WBOS 18V Ni-MH and Ni-CD Battery Specification:
| 
             Voltage 
            (V) 
             | 
            
             Capacity (mAh) 
             | 
            
             Battery Type 
             | 
            
             Net Weight 
            (g) 
             | 
            
             Shipping Weight 
            (g) 
             | 
        
| 
             18 
             | 
            
             2000 
             | 
            
             Ni-MH 
             | 
            
             575 
             | 
            
             644 
             | 
        
| 
             18 
             | 
            
             3000 
             | 
            
             Ni-MH 
             | 
            
             960 
             | 
            
             1076 
             | 
        
| 
             18 
             | 
            
             2000 
             | 
            
             Ni-CD 
             | 
            
             873 
             | 
            
             990 
             |