HTC 35H00124-16M Original OEM Extended Battery with Door Incredible - Non-Retail Packaging - Black the HTC extended battery for the HTC Incredible 2, your worries are now over. This battery will deliver 2150mAh of power that will get you through your day. The added width of the extended battery door may not fit cases designed for the standard battery door. We've all experienced the going out and running out of battery.