SPMX40002SRX 7.4V 4000mAh 2S 15C Smart LiPo Receiver Battery: Universal Receiver, IC3 SLIPPER CLUTCH Mono wheels are the maximum

Mono wheels are the maximum size allowed under ROAR rules and make a statement with their large appearance

EZ-Set® one-button setup makes it easy to adjust or change profiles

High EfficiencyHobbywing's temperature control technology has been designed to protect the motor from being damaged by heat thus less heat more efficient the motor will run and perform

- High reliability and High safety

SPMX40002SRX 7.4V 4000mAh 2S 15C Smart LiPo Receiver Battery: Universal Receiver, IC3 SLIPPER CLUTCH Mono wheels are the maximumSpektrum 7. 4V 4000mAh 2S Smart LiPo Receiver Battery Features Spektrum Smart Technology Makes Charging and Maintaining Batteries Easy Integrated Microchip Stores Unique Parameters for Each Battery IC3 and IC5 Connectors are Compatible with EC3 and EC5 Save Time and Hassle, while Improving Battery Life Smart Discharge Allows Batteries to Automatically Discharge to a Safe Voltage Includes standard servo connector discharge lead for added convenience