A Nextel battery is mainly used by the Motorola cell phone company for its mobile phones. Nextel batteries Hi-Capacity battery is 100% compatible with the Nextel phones. These Nextel Hi Capacity batteries are designed with the finest components available. They are Lightweight, economically priced replacement battery. Most of the cell phones come equipped with either nickel cadmium (NiCad), a nickel metal hydride (NiMH) or a lithium ion (LiIon) battery.

Motorola Nickel Metal Hydride (NiMH) batteries can offer superior operation life between charges. This battery chemistry provides 30-40% longer operation time than NiCd, but does not operate as efficiently in extreme temperatures. In addition, NiMH is less susceptible to "memory effect" compared to NiCd batteries. One of the major advantages of Motorola Lithium Ion (Li Ion) batteries is their power to weight ratio, which easily exceeds that of NiMH for a lighter, smaller power supply. These batteries tend to be the industry‘s most expensive chemistry, and they offer a major advantage of not experiencing "memory effect".

The Nextel slim battery (Li-Ion 500 mAh) supports up to 120 minutes talk time, 45 hours standby and 25 hours dispatch time. It is use with Nextel i80s. The Nextel high Performance Battery (Li-Ion 680 mAh) supports up to 195 minutes talk time, 68 hours standby and 34 hours dispatch time. It is use with Nextel i80s. The Nextel extra capacity battery (Li-Ion 1050 mAh) supports up to 230 minutes talk time, 105 hours standby and 40 hours dispatch time. It is used with Motorola Nextel Accessories. The Nextel Nickel Metal Hydride with Battery Cover; Provides 160 minutes of talk time and 50 hours of standby time; Includes battery with protective plastic cover. It is used with Nextel Portables: i500plus, i550plus & i700plus.