Material:
- PVC
- Colours: Blue， Green， Grey and Pink. May slightly vary compared to the pictures.

Power !#!amp!*! Batteries:
- Battery Size: AAA 1.5V Alkaline
- Battery Qty: 2
- Battery Included: NO
- Supply voltage: 2.6~3.6V
- Working Current: ¡Ü30mA

Dimensions (Approximate):
- Depth: 37 mm
- Height: 33 mm
- Width: 58 mm

Specification:
- Compact design， lightweight for convenient to carry
- SpO2:
- Measurement range: 70~99%
- Resolution: 1%
- Accuracy: +/- 2% (70%~99%)， unspecified (!#!lt!*!70%
- Pulse rate:
- Measurement range: 30~240bpm
- Resolution: 1bpm
- Accuracy: +/- 1bpm or +/- 1% (which is greater)
- Power consumption: !#!lt!*!=30mA
- Working voltage: DC 3V
- Battery life: about 20 hours
- Low voltage indicator
- Automatically power off in 8 seconds when there is no signal
- Comes with Manual

Package Content:
1 x Finger Pulse Oximeter
1 x Lanyard
1 x English user's manual