Aolikes Multifunction High Elastic Brace Wrap Size 35.4X2.9 Inches Color Blue The is a 3.7V polymer lithium-ion rechargeable battery,Fully compatible with Infant Optics DXR-8 Video Baby Monitor Fit for Infant Optics DXR-8 baby monitors and other portable mobile devices as MP4,Portable multimedia player, etc. Capacity 1500mAh,25% higher capacity than the Official original battery. One full battery charge lasts working over 10 Hours on the power-saving mode. Packages: 1 x 1500mAh polymer Li-ion Battery, with 12-month product warranty,