Hobbywing Cooling Fan 2510 Series, HWI-30860003

Hobbywing Cooling Fan 2510 Series, HWI-30860003 High Performance Cooling Fan for ESCsAXE R1/R2 ESCXerun Stock Spec / 1s HDXERUN-120A V2.1 SD /Xerun 90A & 60AEzrun WP 60A, 80A, Ezrun 60AJustock & XtremeEZRUN MAX10 & MAX10-SCT QUICRUN 1080 / 1080 G2 / 880 Dual Use instructions:Please choose the correct cooling fans for different applications.         For 4-6 cell NiMH or 2S LiPo: No need to change the 5V cooling fan on the ESC        For 7-9 cell NiMH or 3S LiPo: Please choose a 12V cooling fan or supply the 5V fan from the receiver (+6V)        For 10-12 cell NiMH or 4S LiPo: Please choose a 12V cooling fan, and cut the output of the built-in BEC. Then supply the receiver with a UBEC (An additional external DC-DC regulator) Specification:Size:   5V: 24.5mm (L) * 24.5mm (W) * 10mm (H)Weight: 7.2g