ROWA JAPAN BL-5C NKBF01 and USB Multi Charger

I am listing this item because I mistakenly purchased it on Amazon.
After purchasing, I opened it to confirm its operation, verified that it could be charged, and then stored it without use.

Brand: ROA JAPAN
Battery + Multi Charger
Product Dimensions: 53 (D) x 34 (W) x 6 (H) mm
Output Voltage: 5 Volts
Compliant Specifications: PSE
Input Voltage: 240 Volts
■ Voltage: 3.7V ■ Capacity: 1050mAh
■ High Capacity Lithium-ion Battery

Thank you for looking.