LSON B365 Solar Panel Keyrings w/ 3-LED White Light - Black + Silver (2 PCS)
3-LED white light; Solar battery: 5V / 5mA; Built-in li-ion rechargeable battery: 3.6V / 40mAh can be fully charged under strong light for 6~8h; Rechargeable times: >1000; Battery life: >100h; Environmentally friendly.