Product Features Can be charged via hand crank, solar panel, or USB, ensuring functionality even when conventional power sources are unavailable Equipped with a USB output port, allowing you to charge smartphones and other devices during emergencies Features a 1W LED light with a brightness of 110 lumens and a color temperature of 6500K, providing ample illumination in dark environments Supports FM (76-108MHz) and AM (522-1620kHz) frequencies, enabling you to stay informed with news and emergency broadcasts Includes an SOS buzzer function to alert others in case of emergencies 2000mAh lithium-ion battery (3.7V 7.4Wh) with input DC5V 1A (USB Type-C), and output DC5V 0.85A (USB) Charging Time USB: Approximately 4 hours Solar: Approximately 100–130 hours under optimal sunlight conditions Hand: 1 minute of cranking (130 rotations) provides about 30 minutes of light or 4 minutes of radio usage at medium volume Usage Time Radio: Approximately 7 hours at maximum volume, 20 hours at medium volume LED Light: Approximately 10 hours SOS Buzzer: Approximately 2.5 hours Materials ABS, PC, PVC L13.1 x W5.3 x H6.6 cm