TM Electron TMVH-AAA700H4 pack 4 rechargeable batteries type AAA, 1.5V, 700 mAh, nickel-metal hydride (Ni-MH), up to 1000 cycles. Pack of 4 rechargeable batteries type AAA ideal for all kinds of electronic devices. Always have a couple of charged batteries on hand whenever you need them. Great duration thanks to its 700 mAh charging capacity. Its Ni-MH (nickel-metalhydride) composition gives it greater durability as it has less memory effect. Ni-MH batteries have a long lifespan compared to other batteries. They allow you to use up to 1000 charge cycles without losing capacity. TM Electron TMVH-AAA700H4 batteries are ideal for use with all types of electrical devices that require 1.5V AAA type batteries.