d18 round screen smart bracelet color screen bracelet sport step counting sleep monitoring heart rate sports bracelet factory spot D18圆屏智能手环彩屏手环运动计步睡眠监测心率运动手环工厂现货

2 piece

Specifications

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wristband material: tpu

brand: yayuan

function: step counting

watchcase material: plastic

battery life: less than 7 days

type of communication: plug-in card not enabled

item no.: d18

time to market: 2019

applicable population: adult

operation mode: touch type

wireless distance: 5m (inclusive)-10m (inclusive)

after-sales service: store three guarantees

packing list: 1 host, 1 strap, 1 manual, 1 package

color: blue, black, red, purple, green

whether cross-border export is exclusively available: yes

patent source or not: no

screen size: 1.44

battery capacity: 50mah

Update time：20260920103925