LENYES LW-330 Smart Watch Appearance: zinc alloy + IML Memory: 512M (support local music) Main core model: JL7012. Battery: capacity 220mAh polymer battery; 180 minutes to fill. APP: Wearin OS. Screen size: 1.91 inch full fit square. Screen resolution: 240*296. BT3.0/Ble5.1. Charging method: magnetic wireless