Sell Wristband Bracelet Heart Rate Monitor Fitness Tracker Bluetooth M2 Smart Watch best price

M2 Wristband Bracelet Smart Heart Rate Monitor Fitness Tracker Touchpad Bluetooth OLED smart watch Support Android iOS Specification: Screen Size: 0.42 inch Screen: OLED Battery capacity: 70mAh Standby time: 300 hour Input voltage: 5V Total length: 235mm Width:19mm Heart rate: S7000 Bluetooth: 4.0BLE (Low Power) Touch: Touch mode button sensor: Low power acceleration sensor Language: English Kindly Note: Bluetooth4.0 /compatible ( android and IOS) For Andriod Phone, OS must be 4.3 or above and Bluetooth must be V4.0 For ios phone, iOS must be 8.0 or above and Bluetooth must be V4. #Smart #Wristband #Bracelet #Fitnessbracelet #Blood #Pressure #Oxygen #HeartRate #Tracker #Watch #M2 #Bluetooth