The retractable hanging solar light you described is a versatile and convenient lighting solution. With its 400 lumens brightness, it offers ample illumination for various outdoor activities or emergency situations. The five lighting modes give you the flexibility to adjust the brightness and choose the desired lighting effect, whether it's for brightening up a campsite or creating a flashing signal for help. The retractable LED blades allow you to control the light's coverage area, directing it where it's needed the most.

Additionally, the light's hybrid charging method provides great convenience. You can recharge the built-in 3.7V 2000mAh Li-ion battery using solar power, taking advantage of the sun's energy during the day. Alternatively, you can also charge it via USB using a power source when sunlight is not available. The added USB output function transforms the light into a power bank, enabling you to charge your USB-compatible devices while on the go. The inclusion of a hanging hook and handle further enhances its portability, allowing you to easily hang or carry the light wherever you need it. Overall, this retractable hanging solar light offers a combination of brightness, versatility, and charging options, making it a practical and reliable companion for outdoor adventures or emergency situations.