1. Solar hand-crank radio, outdoor multi-function radio 2. IPX3 waterproof standard IPX3 waterproof rating can effectively prevent rain or spray water from entering and damaging electrical components 3. Charging method Replaceable lithium battery, solar charging, hand-crank charging, USB input/output charging, allows power generation anytime and anywhere, ideal for emergency situations 4. Solar charging Built-in solar panel converts light energy into electrical energy under sunlight, providing extended usage time 5. Hand-crank power generation Equipped with an internal generator; manually crank to generate power when electricity is unavailable Note: Turn the handle continuously at a constant speed of 130 rpm for 1 minute. Provides over 20 minutes of lighting and 5 to 10 minutes of radio operation 6. High-volume, high-power speakers Features high-performance dual magnetic speakers delivering full volume and surround sound, enhanced with a bass diaphragm for three-dimensional audio experience US version: FM 87108 MHz, AM 5201620 kHz, WB 162.400162.550 MHz European version: FM 87108 MHz, AM 5201710 kHz Japanese version: FM 76108 MHz, AM 5201710 kHz Battery type: Replaceable 18650 lithium battery, 2000mAh, 3.7V LED specification: 0.75W bright light, 3 LEDs Solar panel specification: 68 x 26 x 3 mm, 5V, 30mA Package includes: Radio x1, Charging cable x1