Multi-rotor players necessary.
Can calibration servel ESC throttle by once,Very convenient
8 group of pins,Up to 8 groups at one time calibration ESCs
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Technical Details

Product Details

Package Dimensions
Width : 2.5 inch
Height : 0.4 inch
Length : 6.3 inch

Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B01H4TLODG