Haylou GST
(4)
1.69'' HD display
Support 12 workout modes
Support all-day heart rate and blood oxygen monitoring
Support intelligent sleep monitoring
IP68 dustproof and waterproof
20 days of battery life
1 color option： 
$34.99
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Documents & Drivers
4.5
4 Reviews
5
4
3
2
1
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4 Reviews
Most Recent
193.176.84.*
i have problem AT hatlou gst firmware update and TELLS me
abnormal connection for firmware update
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11/04/2022
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7
58.124.15.*
a good product for the price
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04/09/2022
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1
154.246.176.*
fantastic
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04/03/2022
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0
163.142.121.*
good!
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02/12/2022
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0
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