Larger battery capacity, with longer flight times! Get extra juice for your drone,7-7. 5 min flight time (some reported 10min of flight). It fits udi u818a perfectly.
Capacity:3. 7v 500mah rc drone battery, guarantee more flight time, high drain lithium-polymer rechargeable battery. The battery is made of 100% lithium cobaltate , and it has a longer charging life.
Easy pull feature - easily take the battery out of the drone without pulling the cord,easy to insert and pull out battery!
Package including: 4pcs batteries, 1set 4-port charger, 4pcs adapter cables, can charge 4 batteries at one time! The charger have a very good connection with each batteries.
Well-designed appearance and new package,equiped with protection board for safe charging and using,it's safer to use! (not compatible for udi u818a wifi fpv).