Tech Specs Name Smartring Active Net Weight 4.7 g Category Smart Ring Working Temprature - 20 to 50 Net Content 1 Unit Smartring, 1 Unit Charger, 1 Unit User Manual, 1 Unit Warranty Card Working Time 4-5 Days Water Resistance 5 ATM Charging Time About 1.5 - 2 hours Bluetooth Version 5.0 Net Quantity 1 Unit Country Of Origin China
