the performance of these batteries are exactly the same as originals.
all my battery have 1 month warranty, 1 to 1 exchange. so buy with confidence! =D
Storm 1, Storm 2, 8900, 9650, 9630.
ALL BATTERY PRICE IS FIXED AT = RM 50
(original battery are available, but only from time to time, stock limited, just ask. they are RM80)