lowest cost GSM FWT with battery and LCD / Fixed W

Product name: GSM FWT Etross-8818L11 Technical Specifications: 1. Networks support: GSM900/1800MHz 2. Frequency range: GSM 900MHz(Transmits: 890-915MHz, Receives: 935-960MHz) GSM 1800MHz (Transmits: 1710-1785MHz, Receives: 1805-1880MHz) 3. Voltage: DC 9V /DC12V 4. Stand by hours: 48 Hours 5. Talk time: 2-6 Hours 6. Charging time: 6 hours 7. Power consumption: Static≤25MA emission≤500MA 8. Peak power consumption: 0.25W/0.5W 9. Receive sensitivity: -104db 10. Antenna increment: All directions: 5.0db Certain/Selection: 12db Key Functions: 1. Multicolor backlight display (e.g.: blue, green) 2. Can dial the local calls, mobile calls, international calls and special free calls 3. Supports modem mode 4. No need to dial area code when calling local numbers 5. Automatically connects to IP network when dialing long distance (optional) 6. Automatic card-locking and net-locking enable 7. Caller ID display, time and date display, the power supply of battery can display at the same time on the LCD. 8. Cost rate setting enable