A must-have for emergency: built-in rechargeable battery with 4000 mAh for charging the mobile phone in an emergency, AM/FM portable radio, a super bright torch with 3 modes, a reading lamp with motion sensor, SOS alarm, a hand crank and a solar panel for charging the battery. The solar radio meets all your requirements, very convenient for emergency.Rechargeable battery with 4000 mAh capacity: the solar radio from Nigcke uses a replaceable 4000 mAh 18650 Li-ion battery, the battery capacity is twice or even four times than other solar radios on the market, which significantly increases the battery life of the radio, and even in the event of a power failure or in an emergency, the Radio as a power bank for your mobile phone.4 charging options: bad weather always leads to power outages. With the hand crank and the solar panel, the radio can be powered in an emergency. USB fast charging is the main power supply in daily use. The battery can also be replaced and is available in all shops and supermarkets.Super bright pocket lamp and reading lamp with motion sensor: If you are an outdoor fan or need to go in places without light, this radio with 3 modes torch is a great alternative whose largest lighting range exceeds 10 m, further than most solar emergency radios. A motion sensor reading light also helps you get up very mid of the night to avoid waking up your family.SOS alarm with flashing light: the solar radio is equipped with an SOS function. If you encounter a dilemma, danger, or you are in a dark place, double click the SOS button to activate a loud siren and a flashing high beam to alert others.