Features - Slim, lightweight, high performance - USB charging (Micro-B USB type) - 11 hours of battery life - Large LCD, allows simple user interface - Float'n Flash - Optional speaker-microphone, HM-213 - IPX7 waterproof construction (1m depth of water for 30 minutes) - 4-step battery life indicator - Weather channel with weather alert - Dual/Tri-watch functions - Instant access to Ch 16 or programmable call channel - Favorite channel function - Monitor function opens noise squelch - Auto scan function - LCD auto backlighting - AquaQuake™ draining function