About this item Universal Compatibility: Designed for 2-cell (7.4V) and 3-cell (11.1V) Li-Ion/Lipo airsoft batteries, making it perfect for airsoft AEGs, RC cars, and hobby electronics. Smart Charging Technology: Auto-detects battery voltage and adjusts charging parameters to ensure a safe and efficient charge every time. Digital Display: Provides real-time charging status, voltage, and battery health monitoring for precision charging. Built-in Safety Features: Short circuit, overcharge, and overheating protection to extend battery life and prevent damage. Compact & Lightweight: Portable design makes it easy to carry for game days, travel, or home charging stations.