... you can open the light)First Pick Side "A" No.1.3.5.7 wafer, and then pick the side "B" No ... 2, 4,6, 8 Wafer untill the lock be openedDecoder sequence:First read the Side "A" No.1,3,5,7 wafer ... , and then read the side"B" No 2,4,6,8 wafer untill ... key cutter to cut the special key which only use for 2-in-1 decoder and pick tool.Finish all cutting then an unbrokend ...