Batteria Li 3.7V 400 mAh 1.48Wh 303040 Li-ion per GPS Mp3 Altoparlante Bluetooth LED
Model code :PL 303040. if your old one li battery have a PCB board on top of li battery. maybe our PCB board don't fit your device. so this battery can work well. 4.Built-in protection circuit PCB for prevent over charging or over discharging.