| Working Voltage: | 7 to 35 VDC |
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| Humidity: | 0 to 95% |
| Size of Main Unit: | 98*64*25mm |
| Working Temperature: | -20~85 Centigrade |
| Inside Backup Battery: | Rechargeable 3.7V 500mAh Li-ion Battery |
| GSM Frequencies: | Quad-Band:850MHz/1800MHz/1900MHz |
| Samples: |
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| Customization: |
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