Oraimo Smart Fit band Ofb-11

Product Details:

hd colour screen:view rich colours and daily stats on tempo c’s high-definition screen to get a clearer picture of your life.

Sleep monitor and alarms:automatically track your sleep durationthen wake up peacefully with a silent alarm

ip67 splash resistant

all day tracking:record your steps,distance,calories burned,active minutes and hourly activity

screen size: 2.4cm(0.96) ips true colour

bt version: bt 4.0

battery type: polymer lithium battery

battery capacity: 85mah

standby time: 20 days

bracelet size: 240*21*12.5mm

material: abs/pc/tpu

waterproof: ip67

brand : oraimo

color : black

display type : digital

type : fitness trackers

compatible with : andriod & ios

size : m

are batteries needed to power the product or is this product a battery : yes