About this replacement
Designed for Graphtec, Seiko, Futaba devices. Compatible models include GL220 Data Logger, DPU-3445, DPU3445, T14, T12Z, T14MZ, T14MZP. Replacement part numbers include B-517, BP-3007-A1-E, LT2F2200. Key specifications: 7.4V, 2200mAh, Li-ion.