Nokia Original Standard Battery (BL 4S / 0670577). Standard lithium ion battery provides excellent battery performance for long lasting talk time and standby time. Battery is lightweight and memory free .Detailed Specs:Talk Time: up to 400 minutes, Stand by Time: up to 375 hours, Capacity: 850 mAh, Weight: 15 grams/0.53 ounces, Thinckness: 6mm/0.24 inchesCompatible Nokia 2680table.compat th, td {p