https://www.bestbuy.com/site/insign...lack/6447550.p?skuId=6447550&irgwc=1&ref=198& Insignia Side Dock Battery Charger for Xbox Series X w/ 2x 1200mAh Rechargeable Battery Packs (Black, NS-XXDOCK) on sale for $11.99. Shipping is free for My Best Buy Members . Otherwise select free store pickup where stock permits.