Overview
The 4-cell ThinkPad battery 83 is a replacement/spare battery for ThinkPad E-series system. The battery is rechargeable and can be used as replacement or as a convenient spare for ThinkPad E570, E570c & E575 systems. This battery is powered by lithium-ion technology and has a safeguard chip which authenticates with Lenovo systems. The battery lasts on average 41 watt hours and utilizes over-discharge protection to ensure a secure flow of power.