Drone battery charger, lipo battery charger, balance charger. If you are an FPV Whoop pilot and you have stocked lots of 1S and 2S Lipo and LiHV batteries, then you will need Ultra Power UP-S4AC 4 Channel battery charger. UP-S4AC can charge 1S and 2S FPV Whoop Lipo and LiHV batteries fast and in safe manners. It can charge 4 of LiHV or Lipo at same time. You can power it via Lipo battery in the field or via AC power cord at home to charge your 1S and 2S batteries. You can even charge NiMh or NiCd batteries with UP-S4AC. You can mix up Lipo and LiHV batteries to charge as well. Its compact and very easy to carry around as well. It offers 6 kinds of connectors to charge your 1S batteries SM, XH, Micro, Mx, MCPX and JST. You can select charging current for 0.1A to 1A max on this charger. UP-S4AC is Fast, smart and secure 1S to 2S Lipo LiHV battery charger that is a must have for every FPV Whoop Pilot.
Order UP-S4AC here
2S 450mAh LiHV Gaoneng FPV Whoop batteries
1S 550mAh LiHV FPV Whoop batteries
1S 450mAh LiHV FPV Whoop batteries
1S 250mAh LiHV FPV Whoop batteries
Order UP-S6AC here for 1S batteries only
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