Battery type: Li-Ion - no memory-effect Capacity: 1100 mAh Voltage: 3.7 V Energy: 4.07 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 4EL0.001.01 TomTom XL 340M LIVE TomTom XL Live TomTom XL 340TM LIVE To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: TomTom AHL03713005 TomTom VF3A .