【SOS Emergency Alert】Equipped with a high-volume siren (120dB) and flashing SOS light for immediate distress signals in emergencies 【Large Capacity Battery】Built-in 5000mAh battery provides reliable power supply for extended outdoor use 【Multiple Flashlight Modes】Three adjustable flashlight modes (near light, far light, combined) with a long beam distance, up to 135 lumens 【Powerful Reading Light】3W LED reading lamp with 40 lumens brightness for nighttime reading or task lighting 【Versatile Charging Options】Four ways to recharge: hand-crank generator, USB charging, solar panel, or AAA batteries (not included) Specifications: Frequency Range: AM: 520-1710 kHz FM: 87-108 MHz WB: 162.400-162.550 MHz Charging Methods: USB charging, hand-crank generator, solar panel, AAA batteries (not included) Functions: Flashlight, reading light, power bank, radio, alarm Brightness: Flashlight - Near light: 75lm, Far light: 70lm, Combined: 135lm Reading Lamp: 40lm Battery Life: Flashlight: Up to 35 hours Reading Lamp: Up to 36 hours Radio: Up to 36 hours Emergency Alarm: >120dB siren with strobe light Battery Capacity: 5000mAh Solar Charging Time: Approx. 20 hours under direct sunlight Power Output: 2W Operating Temperature: -10 to 60℃ Water Resistance: IPX3 rating Dimensions: 17*5*7.5cm