The battery can be used in MP3 and MP4 .
550mAh 3.7V battery.Warranty one year after sale.
Port: Shenzhen port of China
Minimum Order Quantity: 1000 Pack/Packs
Supply Ability: 100000 Pack/Packs per Day
Payment Terms: D/P,T/TContact Supplier
High-quality and rechargeable lithium-ion cell, long conversation and standby time long working life and excellent security;
Capacity standard: 550mAh;
Equipped with the advanced IC of PCB for multiple protections function to avoid over-charge or over-heat;
Changing the space structure, optimization the available room, reaching the highest capacity and doubling the standby time;
Compatibilities: all kinds of electric battery
OEM or ODM orders are welcome;