- Lithium-Ion technology
- 6-cell cylindrical flat battery
- Over-discharge protection to prolong the life of the battery
- Battery energy: 72Wh
- Battery safeguard chip authenticates with Lenovo systems
The 6-cell ThinkPad battery 61++ is a replacement/spare battery for ThinkPad T-series system. The battery is rechargeable and can be used as replacement or as a convenient spare for ThinkPad T470 and T570 systems. This battery is powered by Lithium-Ion technology and has a safeguard chip which authenticates with Lenovo systems. The battery lasts many hours and utilizes over-discharge protection to ensure a secure flow of power.