Sell Bluetooth Smart Watch color screen smart bracelet Fitness Tracker smartband Waterproof Bracelet watch best price

product description： Battery capacity:70MAH Standby time:300 hour input voltage:5V weight :6.9 grams net weight Texture of material:Plastic ABS watch strap:TPU elastomer total length: 235mm width: 19mm screen:0.42 inch OLED heart rate:S7000 Bluetooth:Bluetooth 4.0 /compatible ( android and IOS) Touch:Touch mode button waterproof :IP67 Grade sensor:Low power acceleration sensor Function configuration Short message:SMS Bluetooth sync reminder time :OLED show 24style pedometer:Motion planning step Sport mileage record call reminder:vibration(Call,Short message,We chat, QQ) Sleep monitoring:Monitoring sleep quality Charging interface ;USB socket Standby time:300 hour Alarm clock:cellphone in tercalate ( clock)