Total Micro 40 WHr 4-Cell Primary Lithium-Ion BatteryPower up your notebook with confidence using the Total Micro 40 Whr 4 Cell Primary Lithium Ion Battery. Designed as a compact, lightweight, and reliable replacement, this proprietary size battery delivers consistent energy for prolonged use between charges. With a robust 40 Wh energy rating and a 2700 mAh capacity, its built to keep you productive, entertained, and on the go without the bulk of larger packs. This Total Micro battery is purpose built