Synergy Digital Wifi Hotspot Battery, Works with VODAFONE R212 Wifi Hotspot, (Li-Pol, 3.7V, 3000 mAh) Ultra High Capacity, Compatible with Tmobile Li3728T42P3h774771 Battery - Walmart.com
Vodafone R212 4G Mobile WiFi Hotspot plus 2pcs antenna| | - AliExpress