Great Power Icr18650 Battery 2000mah 2600 Mah 3.7v Rechargeable Lithium Battery Cell Flat Top Without Pcb For Gsm-modem - Buy Great Power Icr18650 Battery 2000mah 2600 Mah 3.7v Rechargeable Lithium Battery Cell
○ Built-in battery operated GSM modem ○ Text message alerts ○ Data collecting to Comet database software and Comet clou
4G WiFi Modem,Portable Wireless Mobile Router,Provide 3G/4G High-Speed Internet Access,Low Power Consumption, Long Battery Life,for Car,Business Travel and Outdoor Travel (Black)