Product information: 

(Detailed information): Descriptions
(Product type): wireless earbud+ smart bracelet
(Size): L*W*H=270MM*25mm*15mm
(Weight): 40g
(Packing box): mm (40+ 79= 119g)
(Small box): 145*75*28mm
(Display size): 0.96"TFT (color screen)
(Resolution): 160*80
(Touch screen type): YES Single point touch
(Type): Lithium-ion polymer battery (polymer lithium battery)
(Bracelet battery capacity): 3.7V/160mAh
(Bluetooth headset battery capacity): 3.7V/35MAH