Characteristics:

• Ean :Does not apply
• Mpn :Does not apply
• Type :Wristwatch
• Brand :Lexi
• Model :M4
• Series :M4
• Network :Unlocked
• Features :Blood Pressure Monitor, Fitness Tracker, HOME key--one key to return to the home page, Heart Rate Monitor, Water-Resistant, Waterproof
• Case size :0.96"
• Department :Unisex Adult, Teens, Men, Women
• Function 1 :Blood pressure/heart rate monitoring/sleep detection
• Function 2 :calories/distance/weather reminder/call reminder
• Resolution :240 x 240
• Band colour :Black / Red / Blue / Pink / Green / White / Light Blue / Teal
• Case colour :Black
• Screen size :0.96"
• Band material :Silicone
• Case material :Zinc Alloy + Environmental Protection Plastic
• Battery capacity :170mah
• Operating system :iOS - Apple+Android
• Storage capacity :Does not apply
• Bluetooth version :Bluetooth 4.0
• Manufacturer warranty :1 Year
• Compatible operating system :iOS+Android