The compatible battery for Panasonic Toughbook CF-29, CF-51, CF-52, is a reliable and high-performance solution to restore the autonomy of your professional rugged laptop. Made with high quality lithium ion cells, it guarantees long life, energy stability and safety during daily use. With capacity from 6600mAh and power from 73Wh, this battery ensures an excellent operational autonomy, ideal for intensive use in industrial, technical, automotive and professional sectors. Compatible with many models for Panasonic Toughbook and with CF-VZSU29A battery codes, it offers full electronic compatibility with the original device. Li-Ion technology without memory effect allows efficient refills and longer life over time. New product, tested and designed according to OEM standards to ensure reliable performance and overload protection, overheating and short circuit. Capacity : 6600mAh Voltage: 11.1V Power: 73Wh Cell Technology: Li-Ion Cell Number: 9 Cell Protection : Overload Protection and Short Circuit Compatibility Compatible Brand: For Panasonic Compatible Product Lines: For Thoughbook Compatible Models: For Panasonic Althoughbook CF-29, CF-51, CF-52 Warranty and Simpletek Assistance Product assembled and tested by Simpletek technicians in Arezzo. Each unit is verified for quality and reliability. Included 1 year warranty on refurbished products and dedicated technical support. Simpletek - Italian quality since 2010. Products assembled and tested in Arezzo.