About this replacement
Designed for COMfortel, Gigaset, Unify devices. Compatible models include M-520, M-710, SL78H, SL350H, SL400H, SL450A, SL450H, SL610 Pro, SL750H Pro, SL800H Pro, 52-S2352-R141, L30250-F600-C230. Replacement part numbers include 4250366817255, S30852-D2152-X1, V30145-K1310-X444, V30145-K1310-X445, V30145-K1310K-X444. Key specifications: 3.7V, 830mAh, Li-ion.