&8226; Automatic detection of speed sensor & associated bike &40;1 2 or Home Trainer&41;&8226; Centre mount in front or above the stem&8226;CR 2430 battery replaceable by user&8226; Usable on 2 diferent bikes + Home Trainer&8226;WIN Wireless digital high frequency data transmission 2.4 GHz&8226; Your choice of speed sensor&8226; Speed Distance & Generic Functions&8226; Automatic stopwatch&8226; Average speed&8226; Clock&8226; Current speed &40; Km/h or m/h&41;&8226; Daily distance &40;km or m&41;&8226; Maximum Speed&8226; Pedaling cadence &40; Option&41;&8226; Tendency indicator&8226; Total accumulated distance&8226; Total accumulated distance by bike &40;1 2 & Home Trainer&41;&8226; Up to 9 intermediary stopwatches&8226; Data Download&8226; Data download: ride information & statistic&8226; Data upload: user&8217;s settings&8226;USB plug integrated into the Wintech computer housing&8226; Wintech Manager software Notes: Sensor unit & mount are not included. These are available as a set separately dependant on which sensor you require. Skewer sensor &40;Q228&41; Bolt sensor &40;Q229&41; or Fork sensor &40;Q230&41;