Power Supply Mode
USB recharge
Instrument classification
Class II
Blood oxygen level range
70%-99%
Built-in memory
4 sections, up to 10 hours each section
Battery
12-16 hours,Rechargeable lithium barrery
Dust and waterproof rating
IP24
Wireless
Bluetooth 4.0 BLE
Compatibility
iOS 9.0+ ; Android 5.0+
Function
24 hour instruction