E-TEC Lithium Polymer Battery 11.1V 450mAh HP 

                                                                                                      

 Price $ 18.50       

Weight:     36.7 grams / 1.29 oz.  
  Capacity:     450mAh  
  Voltage:     11.1V  
  Dimensions:     60 x 20 x 15 mm / 2.4 x 0.79 x 0.6 in.  
  Connector Type     JST  

Supports up to 4.5A continuous discharge applications