Racerstar Racing Edition 2216 BR2216 810KV 2-4S Brushless Motor For 350 380 400 450 RC Drone FPV Racing Mode:Clockwise Screw Thread The boat is more buoyant

The boat is more buoyant in water

the propeller brass contact with water

if you are a RC model beginner

Capacity of smart lithium battery: 7

Battery: 4 x 1

Racerstar Racing Edition 2216 BR2216 810KV 2-4S Brushless Motor For 350 380 400 450 RC Drone FPV Racing Mode:Clockwise Screw Thread The boat is more buoyantRacerstar Racing Edition 2216 BR2216 810KV 2 4S Brushless Motor For 350 380 400 450 Frame Kit Description: Brand: Racerstar Item No: BR2216 810KV Brushless Motor Height: 45mm Width: 27. 7mm Weight: about 66g Shaft: 6mm Shaft length: 7. 95mm KV (rpm V): 810 Voltage: 7. 4 14. 8V Battery: 2 4S lipo battery Tested wiht 14. 8V voltage and 1038 prop: Load current: 15. 6A Pull: 1065g Power: 231W Efficiency: 4. 6 (g W) CW screw thread motor comes with red cap