Product information : Battery type: soft pack Cell type: polymer lithium ion battery Shell material: plastic Additional features: Two-way fast charge Color: Ivory White [PD20W Fast Charge + Wireless Fast Charge], Cherry Blossom Pink [PD20W Fast Charge + Wireless Fast Charge], Colorful Purple [PD20W Fast Charge + Wireless Fast Charge] Power capacity: 5000mAh, 10000mAh