Main Features: �� This product uses streamline design， elegant， comfortable， and with telescope function�� 15 LEDs light source， high brightness， long life， up to 50，000 hours�� Alarm is about up to 90DB�� Power Source: Dynamo， battery�� Built-in 3.7V / 500mAh lithium battery， can be recharged， can also use 4 x AAA battery ( not included )�� This product is particularly suitable for home-used， outdoor camping， camping， outdoor equipment， automotive， emergency supplies， and other environments�� Battery compartment: 4 x 1.5V AAA battery�� Adjustable brightness: High / low / offWith AM / FM radio:�� FM: 87.5 - 108MHZ�� AM: 520 - 1710KHZ Powered source: DC Material: ABS Input Voltage: 5V Battery: 4 x AAA Battery Numbers of LED: 15 LEDs Light Color: White Suitable for: Holiday Decoration，Home use，Office Package weight: 0.619 kg Product size (L x W x H): 15.50 x 10.50 x 10.50 cm / 6.10 x 4.13 x 4.13 inches Package size (L x W x H): 16.50 x 13.00 x 12.00 cm / 6.50 x 5.12 x 4.72 inches Package Contents: 1 x Dynamo 15 LEDs LED Lantern with AM FM Radio， 1 x USB Cable， 1 x Bilingual User Manual in English and Chinese