LiitoKala Lii-500 Battery Charger Smart Charger w/ 4 Battery Slots LCD Display for Ni-MH Ni-Cd Li-ion Rechargeable Batteries Holder

Features:
Various protection functions, overcharge and overdischarge, short circuit, temperature, 0V voltage activation function, intelligent identification of bad battery and reverse battery detection protection.
With 4 kinds of charge current adjustment (300mA/500mA/700mA/1000mA), it can be used to charge different sizes (18650/26650/AA/AAA, etc.) of battery simultaneously.
CHARGE, FAST TEST, NOR TEST 3 modes can work simultaneously, independently set charging, fast capacity detection, normal capacity detection.
LCD display screen allows you to see know the parameters of voltage (V), current (mA), time (h), capacity (mAh), and internal resistance (mR).
Portable size, strong and powerful, safe to use, great for daily and travel.