About this replacement
Designed for Uniwill, Fujitsu devices. Compatible models include U40. Replacement part numbers include U40-3S4400-G1L3, U40-3S4400-C1M1, U40-3S4400-C1H1, U40-3S4000-G1B1, U40-3S4400-S1G1, U40-3S4000-S1S1, 63GU40026-1A, 63GU40023-3A, U40-3S4000-S1L2. Key specifications: 14.4V, 2200mAh, Li-ion.