General description This 18650 Universal Intelligent Battery Charger is designed to accommodate a wide range of rechargeable batteries, making it a versatile choice for users. It features a smart LCD display that provides real-time information about battery parameters, ensuring efficient charging and monitoring. Technical specifications Compatible with various battery types: Li-ion, IMR, INR, ICR, LiFePO4, Ni-MH, Ni-Cd Battery types supported: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13440, 14500, 16340 (RCR123), 18350, 21700, 26650, AA, AAA, AAAA, C, SC Charging current: up to 1.5A per slot Number of slots: 4 Usage Can charge 4 rechargeable batteries simultaneously Automatically detects battery type and selects optimal charging current Manual selection of charging current available Not suitable for non-rechargeable batteries Other information Built-in smart chip for protection against overcharging, overcurrent, and short circuits Fireproof material construction