OUWEE Perfect After-saleRest assured with 30 days money-back and 12 months Warranty;24 x 7 email support. Any questions you can contact with us via "Your Orders" tab in account. We are committed to resolving any situation in which our product does not meet your expectations. Specificationstype: Li-ion. Voltage:11.25V. Capacity: 42Wh 3735mAh. Cycle times: 500 cycles; Runtime: 60 minutes per charge. Condition: Brand new, from high quality materials, top circuit boards and smart chip. Fully compatible and high stabilityFit for Lenovo L18D3PG1 battery,for Lenovo 100E 500E Chromebook 1st Gen/100E 300E 500E Chromebook 2nd Gen/100E 300E 2nd Gen, Chromebook S340-14 Chromebook S340-14 Touch, Chromebook C340-11 Series Notebook. Pass Comprehensive Testing L18D3PG1 battery for the Laptop has been tested for best capacity and to ensure that all safety requirements are met - all before installation. Safe to UseAll OUWEE in products are Certified by UL / CE / FCC / RoHS