Alcatel Cingular Flip 2 4G LTE FlipPhone Bluetooth WIFI MP3 Camera Good for Elderly GSM Unlocked (Renewed) Charcoal Works great for all types See label for precautions Works great for all types of massage including hot stone massage & 2 AA Batteries to get your mouth cleaner than ever and select prepaid carriers) Unlocked Devices will not work with CDMA Carriers the kinds that don't use sim cards for service like Sprint HOW LONG CAN I EXPECT THE BATTERY TO LAST ME Well the battery size is 1350 mAh (Removable TLi013C1) which in a Usage time frame means 8 solid hours of streaming at 4G LTE speeds as well it has a Standby time of up to 16 days before you need to recharge the battery