This flashing Lithium battery is compatible with the following Nokia models: 1221, 1260, 1260i, 1261. 2260. 3310, 3360, 3390, 3395. 3560, 3570, 3585, 3585i, 3586, 3586i, 3587i, 3588i, 3589i, 3590, 3595. 8 Green, 8 Red, 6 Yellow and 5 Blue LEDs FAN-shape pattern flash, dance and strobe in an electronically programmed routine when you make or receive calls and message alerts. LEDs continue to flash during calls. Transparent faceplate is recommended to use with this battery.