4.41 x 4.21 x 2.09 inches

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IPX7 100% Fully Waterproof & Floating : HEYSONG Waterproof Bluetooth Speaker designed with Waterproof, Dust proof, Shockproof, Rainproof, Snow Proof. Can be fully immersed up to 1 meter for about 30 minutes underwater. and even float after taking a plunge.
Incredible Playtime & Up to 24H : The small Bluetooth speaker sound is crisp and distortion-free at maximum volume 5W driver output for delivering full range and powerful sound. Built-in Li-ion 2000mAh battery guarantees up to 24 hours of playtime at 70% volume. You can enjoy music day to night and never stop.