Series Name: Venture Series Model: JR-FV1 BT version: BT5.3 Memory: 128Mb Water resistance: 1 ATM BT range: 10m Screen material: AMOLED Screen size: 1.43 Screen resolution: 466*466 Touch control mode: full screen touch control Charging time: about 2h Typical usage time: about 20 days Standby time (connected): about 30-40 days Battery capacity: 300mAh Charging input: 5V⎓1A Charging mode: magnetic charging dock Working frequency: 2402MHz-2480MHz Max output power:3.55dBm Band size: 200mm*22mm Applicable wrist size: 102mm*182mm Overall size: 47.5*11.3mm Body material: zinc alloy+ABS Weight: about 63g