Set of replacement leads for the NEWER models of the iTouch Sure and Elise Pelvic Floor Exercisers.A cost-effective solution if the 'LEADS' fault message appears Compatible with the following units with serial numbers HIGHER than iTouch Sure: Higher than E14/009931. For example, higher than (240)k-its-11(21)eElise: From to , to , to , to . 1 x L-IT1-NEW (with plastic mini-usb connector)1 x L-VPCE for use with probe.