Axiom 6Pack rechargeable Battery For V-Tech IP8300, IP8301, IP831, IS6110, LS6245, TM3111, TM3111-7 Long-Lasting Axiom Ni-MH Rechargeable Battery Capacity(Power): 850mAh Over-voltage and Short-circuit Protection No Memory Effect Package Includes: 6x Axiom Cordless-phone Batteries