... etc 5. Bluetooth DHP-007 Bluetooth V 2.0 Heart rate watches no chest strap, no finger, electro-optical cell device The global ... and effective exercise plan for you. Screen: 96*96 pixel Bluetooth: V 2.0Work temperature: -20-75CSize: 50*47*14.5mmBattery ... ) Count, interval, speed, pace9) Heart rate setting10) Bluetooth setting Screen: 96*96 pixel Bluetooth: V 2.0Work temperature: -20-75CSize: 50*47 ...