Started on the MTBR forum
XTAR VP2
http://www.gearbest.com/chargers-batteries/pp_94494.html
Coupon: XVP2S
Price: $25.79
Nitecore i4
US Plug: http://www.gearbest.com/chargers-batteries/pp_105264.html
EU Plug: http://www.gearbest.com/chargers-batteries/pp_105265.html
Coupon: NVNCM
Price: $17.98