Tone with Slendertone Pre-selects the correct program for your chosen accessory Controls the time and intensity of your treatment Fully rechargeable Tones your muscles Easy to use digital display Compatible with all Slendertone accessories Power up your Slendertone accessories with this rechargeable handheld controller. By simply plugging it into your toning belt, shorts or arm accessories, the device automatically pre-selects the correct program to suit your needs. The simple digital display allows you to effortlessly control the time and intensity of treatments from the palm of your hand. Handheld Slendertone Controller Plug-in Controller Charger Instruction Manual