ABS Material: The case is made of high-quality ABS material with a matte finish, providing a comfortable touch and lightweight feel. Designed for durability and long service life, the product features a stable and elegant appearance. Fully charged, it provides up to 2 hours of operation. Manual operation: Crank for one minute to power the device. Six LED lights will illuminate for up to 10 minutes. Solar charging may require 12-15 hours or more depending on light conditions. Green and environmentally friendly: Features hand-crank power generation and solar charging capability. No external batteries required. Energy is stored in a built-in rechargeable battery, offering an eco-friendly, economical, and safe lighting solution. Two built-in light modes: Press the light button once to activate 3 LEDs, press again to turn off, press again to activate all 6 LEDs, press again to turn off. Solar flashlight: No batteries needed. Can be charged using sunlight or indoor lighting sources such as windows, balconies, fluorescent, or incandescent lights. Hand-crank function allows power generation in low-light conditions. Charging time varies based on light intensity. Solar lantern: Equipped with a solar panel for outdoor LED emergency lighting. Can be charged by sunlight or manually via hand crank. Offers brighter illumination than standard bulbs with a light spectrum close to natural daylight, allowing for accurate color recognition. LED lifespan exceeds 80,000 hours, minimizing the need for replacements. Wide range of use: Ideal for outdoor activities such as camping, hiking, and fishing, as well as emergency situations including power outages, hurricanes, and storms. Can also serve as a reliable light source for night events or parties.