BC-4S15D Battery B4 Balance Charger & Voltage Detector The product consists of four

The product consists of four large-capacity water bag compartment with a separate composition

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

With its wireless connection and free app

Only Compatible with Nerf Rival Perses

Model:  mini m416

BC-4S15D Battery B4 Balance Charger & Voltage Detector The product consists of fourTake 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,