LENYES Smart Watch LW-330 Look: IML plus zinc alloy 512M of memory (supports local music) JL7012 is the main core model. It takes 180 minutes to fill the 220mAh polymer battery. Wearin OS is the APP. 1.91-inch full-fit square screen size. Resolution of the screen: 240 x 296. Ble5.1/BT3.0. Wireless magnetic charging