Battery charger with a wide range of functions.

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• Battery charger for up to four AAA or up to four AA or up to two 9V-accus (NiMH/NiCd)
  
• Automatic start of charging after inserting the battery
  
• Single bay monitoring (separate charging for each battery)
  
• Automatic start of a repair mode when deeply discharged batteries are detected + gentle precharging with reduced current
  
• Double overcharge protection through voltage monitoring (-dV) & safety timer
  
• Microcontroller monitored charging control
  
• Automatic switching to trickle charge when the battery is fully charged
  
• Battery defect detection
  
• Indication of the charging status by multi-coloured LEDs per charging slot
  
• Mechanical reverse polarity protection
  
• Can be used worldwide (100-240V AC / 50-60Hz)