The drainage function make the water be removed from the surface of the speaker by vibration; which reduces the phenomenon of no sound caused by water covering. NOAA Function; weather broadcasting can provide you Immediate weather situation when you are at sea. LCD screen can automatically adjust brightness; good performance 1500 mAh Li-ion battery can provide 11 hours standby time. Floating and IP67 waterproof; even if it drops in 1 meter of water for half an hour; dry it and it can also work well. Easy to use and comfortable to operate; the keyboard corresponds to the function; setting functions are easier; high/low power is easy to set.

Noise Level: 80 dB. Number of Batteries: 1 Lithium Ion batteries required. Item Dimensions LxWxH: 5.5 x 2.5 x 1.4 inches. Water Resistance Level: Waterproof. Voltage: 4 Volts. Tuner Technology: VHF. Special Feature: Weather Alert, Keypad Lock, 1500 mAh Rechargeable Battery. Number of Channels: 88. Color: black. Brand: Retevis. Country of Origin: China. : B08HD3FJ6F. Manufacturer: Retevis. Date First Available: September 3, 2020. Batteries: 1 Lithium Ion batteries required. (included). Item model number: A9201A. Product Dimensions: 5.5 x 2.5 x 1.4 inches; 3.21 Ounces. Is Discontinued By Manufacturer: No.