LIKE NEW-NEVER USED-NO RETAIL PACKAGING. Battery only. No cable.
eBay
24V Battery 20Ah 18650 lithium battery pack Rechargeable battery for solar energy electric vehicle battery+25.2v2A charger
Aliexpress UK
Enjoy even more game time with our high-capacity battery packs for your official Xbox controller. Offering a powerful 1100mAh capacity, these premium packs will keep you gaming for up to 50% longer than standard batteries. Our rechargeable battery packs remove the need for you to constantly change your controller batteries with expensive disposables helping you to save money and the planet! The battery packs come complete with a dual output USB charging cable that can charge both battery packs simultaneously. The 3-metre length cable offers a flexible charging position and also enable the batteries to be charged whilst placed in the controller allowing you to continue playing whilst power is restored.
eBay
15Ah 32140 Lifepo4 Battery 3.2V 48WH Large Capacity Scooter Battery Cell A-grade Lifepo4 32140 Eve for Assembling Battery Pack
Aliexpress UK
Capacity: 2400mAh.
eBay
100Pcs 18650 Lithium Battery Holder, Plastic Battery Pack Bracket Cylindrical Cell Battery Stand Cell Spacer for DIY Fixed Batte
Aliexpress UK
Replacement or additional battery packs for use with Venom Xbox Series Charging Docks. Includes 2 rechargeable 850mAh battery packs. Battery packs will fit any official Microsoft Xbox controller including Xbox Series X Generation, Xbox One Generation, Elite and Special Edition controllers. Please note that these battery packs can only be used in conjunction with Venom Xbox Charging Docks.
eBay
YT7X high type 12V battery box for starter DIY battery pack 18650 32650 empty battery box lithium-ion battery box for battery pa
Aliexpress UK
The unique & visualized ‘X’ shape charging indicators with soft light shows you the charging status but won’t bother your playing or rest. ⚡【Easy To Use & BATTERY SAFE CERTIFIED 】. Swicth Storage bag.
eBay
10/20 Pcs 3x5 Cell 18650 Batteries Plastic Spacer Holders For Radiating Shell Switcher Pack Cylindrical Cell Battery Stand Cell
Aliexpress UK
Capacity : 1400mAh. Tired of disposable batteries cutting your gaming sessions short?. ⚡ Convenient USB Charging: The best part?. Xbox One X. Xbox One S. Xbox Series X. Xbox One Elite. Xbox Series S.
eBay
12V battery box YT7X for starter DIY battery pack LiFePO4 18650 empty battery box lithium-ion battery box for battery pa
Aliexpress UK
Replacement or additional battery packs for use with Venom Xbox Series Charging Docks. Includes 2 rechargeable 850mAh battery packs. Battery packs will fit any official Microsoft Xbox controller including Xbox Series X Generation, Xbox One Generation, Elite and Special Edition controllers. Please note that these battery packs can only be used in conjunction with Venom Xbox Charging Docks.
eBay
12V battery 20Ah 50Ah 100Ah 150Ah 200Ah LiFePo4 Battery Pack Lithium Iron Phosphate Batteries Built-in BMS For Solar Boat No Tax
Aliexpress UK
Power Plug: USB. Battery capacity：2800mAh. Such as battery, ac adapter etc. (Apply for Battery Only). We work with a good quality supplier and factory. Help you and us save money greatly. Input: 100～240V.
eBay
3.6v Battery 2800mah Ni-mh Batteries 3.6v Nimh Battery Pilas 3.6v Recargables Battery Pack For Rc Car Toy Tools Model AA Battery
Aliexpress UK