VicTsingDirect Store via Amazon has VicTsing MM057 2.4G Wireless Portable Mobile Mouse Optical Mice with USB Receiver, 5 Adjustable DPI Levels, 6 Buttons (Black, VS1-CA57B) for $5.99 with promo code RUADHOCB.Shipping is free w/ Prime or on $25+ orders.
Note: code only works on the black mouse