【Product Name】JS W4 Smartwatch, Japanese Language Support The "JS W4 Smartwatch" packs multiple functions into a simple, round design. It supports your smart life, from daily health management to notifications and calls. 【Main Features】 ★ High-definition 1.52-inch display Clear and easy-to-read text with a high resolution of 480 x 480. ★ IP67 waterproof Safe to use while washing hands or in the rain (※Not for long-term submersion or hot water). ★ Bluetooth calling support Make calls without taking out your smartphone. Convenient while driving or traveling. ★ Abundant exercise and health support functions Records heart rate, blood oxygen, sleep, steps, calories, etc. Useful for daily health management (※Not for medical use). 【Specifications】 ・Body size: Φ49.2 x 13mm ・Screen size: 1.52 inches (Resolution: 480 x 480) ・Body material: Zinc alloy + IML bottom shell ・Battery capacity: 250mAh ・Bluetooth: 5.2 ・Supported OS: Android 5.0 / iOS 10.0 or later ・Compatible app: Wearfit Pro 【Main Functions】 ・Japanese display support: Displays all menus and notifications in Japanese ・Multi-notification function: LINE, Gmail, SMS, X (formerly Twitter), etc. ・Bluetooth calling function: Incoming call support, voice calls OK ・Exercise modes: Walking, running, and more ・Health management functions: Heart rate, blood pressure, blood oxygen, sleep recording ・Weather forecast, alarm, music control, remote camera, and many more ◎We will ship after pairing and initial operation check. 【Accessories】 ・Japanese simplified connection manual ・Smartwatch body ・Belt ・Dedicated charger (magnetic) 【Notes before purchase】 ・There may be some dents on the outer box during transportation. This does not affect the product itself. ・This product is a Chinese-made smartwatch. ・Health functions are for daily health management support, not for medical use.