Motorola AANN4285 AANN4285A AANN4285B 860mAh Original OEM- Battery - Non-Retail Packaging - Black This OEM battery by Motorola is rated at 860 mAh and will provide your compatible devices with up to 215 minutes of talk time and up to 380 hours of standby time. This original OEM Motorola battery is made with the latest in lithium ion technology and will provide your compatible Motorola devices with the best possible power it can handle. The Motorola 860mAh Slim Lithium Ion Battery. This OEM battery by Motorola is rated at 860 mAh and will provide your compatible devices with up to 215 minutes of talk time and up to 380 hours of standby time. ^This original OEM Motorola battery is made with the latest in lithium ion technology and will provide your compatible Motorola devices with the best possible power it can handle. ^The Motorola 860mAh Slim Lithium Ion Battery.