Tenergy Advanced Universal Charger TN190-4 Channel AA/AAA/C/D/9V Ni-MH Charger with LCD Display and USB Power Outlet
Upgraded firmware and improved lid design!Features & Benefits:Supports the following NiMH Battery Sizes: AA, AAA, C, D, & 9vFast Smart Charging CapabilitiesEasy-to-Read Blue LCD Status Display & Ambient Edge LightingIntelligent Charging Mode with Auto Cut-Off for Safety(Negative delta V)Unique algorithm to detect Bad or Defective CellsAutomatically detect Non-changeable/Disposable battery and cease chargingRefresh Button - battery recondition & helps increase battery lifeIndependent Charging Channels - 4 Slots(2 additional for 9v)Powered by an external AC adaptor (100-240V AC) for Worldwide UseAutomatically Detects/Selects proper charging current for inserted batteriesSafety Features:Safety Timer Control for Overcharge Protection.Negative Delta V (- ∆V) Cut-off Function (except for 9V batteries)Reverse Polarity ProtectionShort Circuit Protection.Non-Rechargeable & Bad Battery (Cell) DetectionCharging Time TableBattery Type (Ni-MH) Capacity Charging time (approx.)AAA 500-1200mAh 1.5 - 2.5 hoursAA 1300-2800mAh 1.5 - 2.5 hoursC 1800-4500mAh 1.5 - 4 hoursD 1800-9000mAh 1.5 - 7 .5 hours9V 150-300mAh 5-10 hours