Synergy Digital Cordless Phone Battery, Works with Siemens S30852-D1640-X1 Cordless Phone, (Ni-MH, 2.4V, 650 mAh) Ultra High Capacity, Compatible with GP 55AAAHR28MX Battery - Walmart.com - Walmart.com
Ansmann 1440-0005 A-SIE Cordless phone batteries Suitable for brands: Sagem, Siemens, Gigaset, Universum NiMH 2.4 V 550 | Conrad.com