Extend your talk time with a replacement or spare battery for your Treo 680. Just keep one resting in your cradle and it's ready whenever you need it. Spend less time worrying about charging your Treo 680 and spend more time chatting and utilizing your PDA. Pop it in your pocket or bag and you're good to go that extra mile. Brand new non OEM Li-Ion battery Battery capacity: 2100mAh w/ Battery Door Safe: Built-in overcharging protection Compatibility: Cingular Palm Treo 680