smavco Bundle S30852-D1751-X1, V30145-K1310-X382 Battery for Siemens Gigaset E40, E45, E450, E450 Eco, E450 Sim, E455, E455 Eco, E455 Sim Twin Plus Short Flat Micro USB Cable, 500Mah Capacity: 500mAh Dimension: 35.60 x 31.80 x 6.60mm Compatible Part nos: S30852-D1751-X1, V30145-K1310-X382 Compatible Models: Siemens Gigaset E40, E45, E450, E450 ECO, E450 SIM, E455, E455 ECO, E455 SIM Twin