Genuine high quality Smart Quick 2 Hour Charger from Panasonic that comes complete with 4 Panasonic ENELOOP Pro AA 2500m Ah rechargeable batteries. Smart Charge Delta Timer The BQ-CC55 Panasonic charger has Smart Charge function which checks voltage & temperature of battery automatically. Thanks to Smart Charge function, it saves your valuable time of charging & loss of energy & money. Charges AA or either AAA size batteries, LED Indicator to show when charging. This unit accepts 100~240V so is ideal for Worldwide travel if required. Pre-fitted with UK 3 Pin plug. The Panasonic batteries that come with this model are Eneloop Pro AA 2500m Ah Ni MH rechargeable batteries. They are the latest low self discharge rechargeable batteries & can retain up to 85% of their charge for up to 12 months. They are also ready to use How to place the batteries? Place batteries in the slots according to the polarity position (+/-) indicated on each slot. WARNING: if a AAA battery is inserted from the (+) end first,