XTAR VC4 Charger -4 Port -USBThe basic kit includes:XTAR VC4 chargerUSB charge cableRetail packagingPremium pouchUser manualWarranty cardFeatures & Specifications1. Innovative LCD screen displays charging current, battery voltage, and charging capacity. It can also intelligently recognize and charge Ni-MH and Li-ion batteries and clearly display this information.2. Intelligently identify a battery's input power and automatically adjust suitable charging method and charging current from 0.1A to 1.0A and up to 0.5A*4 / 1.0A*2 max.3. Three charging stages (TC-CC-CV) can prolong your batterie's life.4. Soft start will prevent any sudden current spikes which is used to prolong battery lifespan.5. The charger can tell you the real capacity of your batteries.Worry-free Charging:1. Automatically stops charging when battery is fully charged and will automatically start charging again if the battery falls below 3.9V. This allows you to keep the batteries inside the charger overnight.2. Intelligently identifies bad batteries by showing null and Err if reverse polarity has been detected.3. ABS durable fireproof shell with perfect heat dissipation and high temperature resistance.Functionality:1. Four independent slots making each port operate like 4 separate chargers.2. 0V activation function which rescues your overly discharged batteries when in most cases the batteries must be discarded. With our chargers you can bring them back to life.3. Compatible with any USB power adapter or wall adaptor.4. 2-minute non-activity backlight feature; inserting batteries will activate full LCD screen brightness, pressing the mode button for 1.5s can turn off the backlight at your will.