Mirabox Official Store via Amazon has Select Mirabox Portable TV Dock Charger for Nintendo Switch (3 colors) w/ USB-C to USB-C Cable on sale as listed below when you apply promo code 50SKLT8H during checkout. Shipping is free.
Available (prices after applying 50% off code 50SKLT8H):
Available (prices after applying 50% off code 50SKLT8H):