BC-4S15D Battery B4 Balance Charger & Voltage Detector Its lightweight

Its lightweight

Model:  mini m416

It's equipped with a large drum mag

High-Quality Nylon Gearbox: Equipped with 18:1 high-quality metal gears for durability and performance

Only Compatible with Nerf Rival Perses

BC-4S15D Battery B4 Balance Charger & Voltage Detector Its lightweightTake the hassle out of charging your 7. 4v and 11. 1v Lipo batteries with the BC 4S15D Battery B4 Balance Charger & Voltage Detector. This one step charger is ready to use and displays the voltage at any time. Say goodbye to complicated charging processes and hello to convenience and ease. Features: Type: Balance charger & voltage detector for 7. 4v and 11. 1v Lipo batteries, Ready to charge, one step to finish charge process. Ready to display,