With Battery☑️ { if you will buy from any other site or seller no batteries they will provides }

Features:

• One Button Operation

• Automatic Power Off

• Low Battery Indicator

• Light weight and compact

• Low power consumption

Specifications

Spo2

0-100%

Range: 70-100%,+2%

Accuracy: 0-69% no definition

Pulse Rate:

Range:

25-250bpm

Accuracy: ±1bpm

{Product weight:- 37 g
without battery}