Battery type: Li-Ion - no memory-effect Capacity: 950 mAh Voltage: 3.7 V Energy: 3.52 Wh Number of cells: 1 Dimensions (L x W x H): 4.6 x 3.4 x 0.6 cm Weight: 19 g Compatible with the following device models: TomTom One 4EE0.001.03 TomTom One N14644 Canada 310 TomTom One Traffic Europe 31 TomTom One 125 TomTom One 130 TomTom One 130s TomTom Go 50 TomTom Go 500 (2013) TomTom Go 510 (2013) TomTom Go 600 TomTom Go Live 825 Europe TomTom Start 50 To ensure compatibility, please check to see whether the battery you are currently using is listed below.