|  | China SIM Card Backup Device Manufacturer,Promotional Custom Imprinted SIM Card Backup Device,Advertising SIM Card Backup Device,discount SIM Card Backup Device supplies | 
 
  | Size/product (CM): | 
| 7.0×3.3×1.55cm | 
| G.W./N.W.: | 
| 6.9/6.3kgs | 
| MEAS/CTN (CM): | 
| 44×37×16cm | 
| PACKING: | 
| 100pcs/ctn | 
| COLOR: | 
| black、blue | 
——FEATURES——
No LCD screen, the Most Cost-effective item 
1.Memory: 8KB (250 Telephone NO.) 
2.Easily Backup and Restore Phone No. between SIM card and device; 
3.No need to worry about phone No. in the device to disappear, even if your mobile is missing or stolen; 
4.Support GSM11.11 and GSM11.12, compatible with ISO7816-1/2/3; 
5.Be applicable to write and read the GSM card and CDMA card. 
6.Device IndePendent, No PC or PDA Required 
7.Power: CR2032*1pcs (included)