This 1600mAh Li-ion battery helps you get the most out of HTC Desire HD. Li-ion technology delivers long lasting talk times and rechargeable with no memory effect. Two batteries one pack provide your phone with the enough power for less cost no need to worry that you lost connections with your family because of the phone is power off. This replacement battery has an integrated microchip that prevents overcharging and lengthens battery life. Best replacement for the original battery of with comparable standby and talk tim - Voltage: 3.7V - Capacity: 1600mAh - Compatible with HTC Desire HD - Great replacement for your old damaged or worn out battery - Or keep it as a spare battery for your cell phone - Comes with 2 pieces per pack