Lemfo Y91

Photos ₆

Outdated Product

Type: fitness tracker; Interface: Bluetooth v4.0; notifications; vibration; heart rate monitor; pressure (tonometer); Touch screen; Shape: rectangular; Type: colour; Display type: TFT; Display("): 1.08; accelerometer; Device charging: proprietary connector; Battery capacity (mAh): 120

E-Catalog UK uses affiliate links compensated by our partners.

Find prices on Amazon.uk

Find prices on eBay.uk

We recommend products in stockSmartwatches & Fitness Trackers Lemfo →

Canyon CNE-SB12

from £9.99

fitness tracker, screen: 0.96 ", 160x80 px, touch, Bluetooth v4.0, heart rate monitor, oxygen in the blood, body: plastic, protection IP68

compare

Fitbit Ace 3

from £113.99

fitness tracker, screen: touch, Bluetooth v4.2, heart rate monitor, body: plastic, protection 50 WR (5 ATM)

compare

Lemfo Y91

tonometer ECG

Display:1.08 ", 240x135 px, TFT

Body:plastic, IP68

Health:heart rate monitor, tonometer, ECG, oxygen in the blood

All specifications

Specifications Y91

Colour

Type	fitness tracker
Interface	Bluetooth v4.0


Telephony
Calls and alerts	notifications vibration


Sports and tourism
Possible measurements	heart rate monitor pressure (tonometer) ECG blood oxygen level number of steps distance traveled calories burned activity time


Display
Touch screen
Type	colour
Display type	TFT
Size	1.08 "
Screen resolution	240x135 px
PPI	255 ppi

Hardware
Extra features	accelerometer


Power source
Device charging	proprietary connector
Source of power	Li-Ion
Battery capacity	120 mAh


Case and strap
Material	plastic
Strap	removable
Strap Options	rubber/silicone
Clasp options	classic buckle


General
Protection rating	IP68
Added to E-Catalog	April 2021

E-Catalog UK editor, Smartwatches & Fitness Trackers

Serhii Shkurupii, edited 05.11.2025

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Lemfo 2026 - new arrivals, bestsellers, and the most relevant models Lemfo.

Smart or classic watches: What to choose?The main differences between a traditional and smart watches

Smart watches and fitness trackers: what's the difference?We understand the distinctive features of popular wearable gadgets - smart watches and fitness trackers