Amazon.com: LP 9V Rechargeable Batteries with Charging Station - 2 Pack 800mah Long Lasting 9 Volt Lion Batteries - Compatible with Wireless Microphones, Flashlights, Guitar, Keyboard : Electronics
TENS 7000 Official Rechargeable 9v Batteries Kit– Carex
Plan V lets you charge your phone using a 9-volt battery
Amazon.com: POWXS Rechargeable 9v Batteries with Charger, 2 Count High Performance NIMH 9 Volt Rechargeable Battery for Smoke Alarms Guitar Cameras Toys and More : Electronics
Amazon.com: EBL 4-Pack 9V Batteries Li-ion 9 Volt Rechargeable Batteries with 9V Battery Charger : Health & Household
Amazon.com: Pallus 9v Rechargeable Batteries, 4-Pack 850mAh 9 Volt Li-ion Batteries with 9V Battery Charger for Smoke Detectors, Alarms, Wireless Microphones, Toys, Flashlights & More : Health & Household
Amazon.com: LP 9V Rechargeable Battery Pack, 2-Pack 600mAh Li-ion 9 Volt USB Battery with Micro USB Charging Port for Alarms, Wireless Microphones, Smoke Detectors, Toys, Flashlights, Guitar, Keyboard & More : Electronics
You Really Can Charge Your Phone With A 9 Volt Battery