Benefits :- Waterproof design for various water activities- Suitable for business, adult, fashion, public, and children- Compact and stylish with a 1.1-inch screen size- Fully compatible with different systems- Long-lasting 610mAH battery capacity- Easy operation with push-button interface- Clear screen display with 240x20 resolution- Comfortable PU wristband material- Wireless connectivity within 5m-10m rangeproduct informations :Applicable people: business, adult, fashion, public, children Screen size: 1.1 inches Interface : none Camera: Non