Shenzhen YSAP Electronics Co.,Ltd is a good option for you
12 years in battery and power bank line over 20different models in magnetic power bank
professional QC and Engineers experts, over 30pcs testing machine for guarantee quality
Full certificated with CE FCC ROHS EMC, UL etc
OEM& ODM case with famous brands in Europe and USA
5000mah lightning&Type C ,light indication, 15W wireless
10000mah ,USB&Type C LCD display,15W wiress
Multi color for option, rubber oil suface ,3times aging test ,fashion apperance
Amazon and Wal-mart big seller supplier