External charging cradle
Save time charging the spare battery with the external charging cradle that allows you to charge the spare battery using a Micro USB charger
3. Perfect for travel and heavy mobile phone users.
Spare battery included
The BST-41 battery is included with the BST-41 Value Pack. Keeping a spare battery charged ensures your mobile phone will have power when you need it most.
Ultimate convenience
Compact, light and ultra-portable. Charge the spare battery in the external cradle using your phone’s Micro USB charger and switch batteries at will.
Battery Power
BST-41 powers your Sony Ericsson Xperia™ X1, Xperia™ X2, Xperia™ X10 and Aspen™. (EP900 is compatible with Aspen™, Vivaz™, Vivaz™ Pro, Xperia™ X1, Xperia™ X2, Xperia™ X8, Xperia™ X10, Xperia™ X10 Mini Pro.)
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