?Features:Charges 1 to 12 AA or AAA batteries at the same timeCharges NiMH or NiCd batteries in any combinationBattery charger with lighted LCD display designIntelligently shows the charging status of each chargeable batteryIndependent charging channel for each batteryState of the art microcontroller for optimum charge each timeFull charge -dV detectionSafety timer control functionReverse polarity detectionShort circuit detection and over temperature detectionAuto detection of non-rechargeable battery or defective batteryRefresh function is very helpful for NiCd batteriesEasy to use cycling feature, fully discharges and charges your cells to extend their overall lifespan and performance ?Charger Specifications: Input: AC 100V~240V 50HZ/60HZOutput: 12V DC 2ARated Charging Current (Normal Charging): AA: 500mA; AAA: 250mA. ???It means that charge 1-12 pack AA 3000mAh battery only need -5-6 hours, 1-12 pack AAA 1100mAh battery only need 2.5-4 hoursDischarging Current: 200~300mAApplicable battery type: AA/AAA NiMH/NiCd rechargeable batteriesProduct Weight: 250g/8.8ozProduct Size: 231 x 107 x 31mm/9.09 x 4.21 x 1.22 in ?Package Included: 1 x Battery Charger + 1 x AC Adapter +1 Car Cable +1 x Manual ?Attention:Please ensure the battery installed is correct: make the +/- pole of the battery is match for the +/- pole of the chargerUsing environment: 0℃ to 40℃, it is normal phenomenon that the battery is warmer than room temperature when chargingDo not disassemble or reassemble the charger by yourself for safety reason