3.3g Micro Outrunner Brushless Motor D1103，For 1S（3.7V）Lipo Battery，Shaft 1.0mm，Two rotary KV values, 8200KV and 10000KV, one reverse shaft motor is suitable for gearbox.

Note that the motor does not contain propeller protector, if you need to use 4-5 inch propeller protector!

8200KV

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Top

10000KV

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The reverse shaft motor with 10000KV

Bottom

Suitable for gearbox

Weight is about3.27g

The information given by the manufacturers