The new UK BQ-CC55 charger from Panasonic is a Smart Quick 2 Hour Charger that comes with 4 x Panasonic Eneloop Pro AA 2500mAh 1.2V rechargeable batteries. This new UK 3-Pin plug charger has coloured LED's one for each charging slot. When an LED is lit it means the battery is charging, however different colours show the state of your batteries.Red LED means the batteries are 20% charged or less.Yellow LED means the batteries are between 20% and 80% charged.Green LED means the batteries are 80% or more.When the LED goes out the battery is 100%Yellow Blinking LED means the battery is worn out and needs replacingRed Blinking LED means the battery is not suitable (ie non-rechargeable)This charger comes with a UK plug. (The BQ-CC55E has a European 2-pin plug) You can charge a single battery or up to four at one time. When you first insert some rechargeable batteries the LED's light green from right to left for about 3 seconds before charging begins. The Panasonic batteries that come with this particular model are Eneloop Pro AA 2500mAh NiMH rechargeable batteries. They are the latest low self discharge rechargeable batteries and can retain up to 85% of their charge for up to 12 months. They are also ready to use, however we would recommend giving them a top up charge on arrival to bring them up to 100%. Panasonic Part No. BQ-CC55U K-KJ55HCD40UCharging times AA :-1-2 Batteries AA 2400-2500mAh in 2 hours3-4 Batteries AA 2400-2500mAh in 4 hours1-2 Batteries AA 1900-2000mAh in 1.5 hours3-4 Batteries AA 1900-2000mAh in 3 hoursCharging times AAA:-1-2 Batteries AAA 900-950mAh in 2 hours3-4 Batteries AAA 900-950mAh in 4 hours1-2 Batteries AAA 750-800mAh in 1.5 hours3-4 Batteries AAA 750-800mAh in 3 hours