Update: Gearbest also has Xiaomi Mi Band 2 Heart Rate Monitor Smart Wristband but for $1 less. In cart, apply coupon code Wristband todrop price to $28.99. Shipping is free.

No longer available:

Geekbuying has Xiaomi Mi Band 2 Heart Rate Monitor Smart Wristband for $29.99 after coupon code MIBDII. Shipping is free.
Note, be sure to select 15-30 business day delivery option for free shipping. Login is required to apply the coupon code so you'll need to create an account if you don't have one.