Frsky X9D Plus X9E Transmitter Battery 3000 mAh 2S 7.4V – Hobbymate Hobby
Amazon.com: X9D Plus Battery 7.4V 3000mAh 8C Rechargeable 2S Lipo Battery for Frsky Taranis X9D Plus Radiolink Transmitter 2 Pack with USB Charger : Toys & Games
7.4v 3000mah2s Rechargeable Lipo Battery for Frsky Taranis X9D Plus Transmitter | eBay