Good deal if you're looking for spare batteries. The reviews seems good.
DSTE 2x LP-E6 Replacement Li-ion Battery for Canon EOS 5D Mark II III 5DS 5DS R 6D 7D 60D 60Da 70D 80D 7D mark II III XC10 Camera as LP-E6N.
Coupon clipped -$2.00
Surprise promo code at checkout -$4.50
Total $8.49 shipped with Prime
I ordered 2 sets. My friend tried it and it worked for him too.
Not sure where the surprise promo code came from.