This is the LiPo Protection Module from Heli-Max. **Will not work on the Heli-Max AXECPv3.** FEATURES: Helps to extend life and performance of the battery used in the Heli-Max AXE CP and AXE CP-L When battery becomes discharged this module slowly reduces throttle letting pilot know it's time to land Will not allow over-discharging of battery Will not reduce flight time Leads are labeled, just plug in-no set-up required INCLUDES: Heli-Max LiPo Protection Module (LPM), instruction sheet and two zip ties REQUIRES: Installing and plugging in following instruction sheet COMMENT: This module is designed for 3 cell (11.1V) packs and will not work with any battery that has a different number of cells