Constantly changing batteries? Are you fed up with constantly changing the batteries in various electrical devices such as remote controls MP3 Players and more and need a cheaper means of keeping your electrical devices charged up? Or perhaps you come across lose batteries around your house and never know whether they work or not resulting in you throwing them away? Hama has a fantastic solution for you with the Hama BT2 Rechargeable BatteryBattery Tester Stay charged up with Hama! The BT2 Rechargeable BatteryBattery Tester from Hama is the answer with its ability to measure up to twelve different rechargeable batterybattery types without any problems The device is designed as a handy tester for all standard batteries and rechargeable batteries so you will be able to instantly tell whether batteries work or not as well as keep your rechargeable batteries charged up with the residual voltage determined in seconds and displayed in detail Furthermore the LCD bar display is brilliant as it shows if rechargeable-batteries need to be recharged as well as shows the residual voltage for batteries The BT2 Rechargeable BatteryBattery Tester is simply fantastic offering an easy and simple means of testing and recharging batteries which will leave you wondering what you ever did without it!