Chronovision One Watch Winder With Bluetooth 70050-101.18.10 This stunning Chronovision One Watch Winder with Bluetooth is the perfect way to keep your favourite automatic timepiece fully wound and in perfect working order. Handmade in Germany, this Chronovision One Watch Winder with Bluetooth boasts an exceptional array of features including one independent motor per module, several rotor directions to choose from, a virtually silent motor, an intelligent sleep phase and rapid winding settings. This single watch winder can be powered by either 2 C-cell batteries or an optional USB cord. This particular Chronovision One Watch Winder is also programmable via Bluetooth technology using a smart phone app or computer.