Losi Promoto-MX Smart Powerstage Charger and Battery BundleIntroducing the Spektrum Smart Powerstage Bundle: your all-in-one solution for ultimate RC vehicle performance. Designed for both first-time drivers and seasoned enthusiasts, this bundle integrates cutting-edge G2 Smart Technology for effortless operation and maximum enjoyment. Say goodbye to hassle and hello to a streamlined experience, featuring the latest advancements in battery and charging technology. With the Smart Powerstage Bundle, youll enjoy top-tier performance and unparalleled ease of use, making every ride a thrill. Elevate your RC game with this complete package!Spektrum S155 Charger Offers affordable, advanced Smart charging technology for all RC hobbyists Ideal choice for cost-conscious new drivers seeking safe and simple operation Compatible with 4S LiPo, LiFe, Li-Ion, LiHV, and 1-12S NiMH/NiCd batteries IC3® and IC5® ports Generation 2 Smart technology allows charging and balancing of Smart G2 batteries with a single connection Auto Charge feature automatically recognizes charging parameters for safe and efficient charging Color LCD screen provides an intuitive interface for monitoring charging progress and making adjustments On-screen clock displays real-time countdown until your Smart battery is fully charged Firmware updates are easy with a conveniently located USB input port Sleep mode Detachable AC power cord for enhanced convenience Spektrum 5000mAh 7.4V Smart G2 LiPo 50C Battery Simple and safer to use Powerful continuous discharge rating to deliver high performance and longevity Balance charge through the IC3 or IC5 connector data wire (one connection, no balance lead required) Faster auto discharge at up to 1.5A to safe storage voltage for long battery life and improved performance Thicker internal metal side plates protect cells and improve heat dissipation Integrated microchip stores unique parameters for each battery IC3 and IC5 connectors are also compatible with EC3 and EC5 styles Note:Never leave the battery lead connected to the vehicle when not in use. Never leave charging batteries unattended during use. Never charge batteries. Damage to the battery or vehicle may result.