CWK Platinum Quality Features: * Overload Protection with High Quality Wires* Over-charge/discharge protection* Overheating Protection with Smart Chip* Anti-Interference Feature with better Isolation Materials* Short-circuit protection* Fully compatible with the original laptops* Tested with strict quality control standardsCompatible models & part#:Toshiba Satellite L455D-S5976 U505-S2965WH A135-S4656 L505-ES5018 M35X-S311 A135-S4666 A135-S4677 A135-S4727 A135-S4666 A135-S4677Buy with confidence!Ship the same or next business day Guaranteed24 x 7 Email Support100% New Components - never refurbished, recycles, or used100% OEM Compatible - Guaranteed to meet the specifications of your original deviceNearly all our products have UL, CE and RoHS certificates.Peace of mind exclusive 100k product protectionCopyright CWK 2015 All Rights Reserved.