kamoer f-4

1. Two Kamoer X1dosing pumps, 6 months old, bought new, no issues at all $40 shipped each or $70 for both shipped. 2. AI Hydra 52 HD (white) bought brand new from BRS in May. Ran 60%, no issues , $475, can include mouting arm bracket for an additional $40. 3. Bubble Magus Curve 5 skimmer...

Hi, Kamoer wireless f-4 and Coral Box wf-04 are at the same price range, both are wifi controlled, and the size is similar. What do you recomend to buy ? And why ? Thanks in advance !! Ricky.