Fingertip Pulse Oximeter ukur saturasi oksigen SpO2 PrBpm Oxymeter - Hitam

Sesuai gambar. Merk Yongrow YK 81 Package: - 1 x Fingertip Oximeter - 2 x Battery AAA - 1 x Case - 1 x Lanyard - 1 x English user manual Specification : Display OLED  Spo2 Measurement range: 70~99% Resolution: ±1% Accuracy: ±2% (70%~99%), unspecified (70%) Pulse rate Measurement range: 30~240 bpm Resolution: ±1% Accuracy: ±2bpm or ±2% (select larger)  Low Perfusion ≤0.4% Power 1.5V (AAA size) alkaline battery x 2 Supply voltage: 2.6~3.6V Working current ≤30mA Automatic power-off in the oximeter for more than 8 second Dimension: 62*32*33mm ​ Operation instruction:  1. Install two AAA batteries into battery cassette before covering its cover 2. Plug one finger into rubber hole of the oximeter (it is best to plug the finger thoroughly) before releasing the clamp with the nail upwards. 3. Press button on the front panel; 4. Don #39;t tremble your finger when the oximeter is working. Your body is not recommended for moving status. 5. Press the button on the front panel, if we want to change display direction; 6. Read relevant datum from the display screen. 7. If there is no signal input, oximeter can shut off automatically; 8. Please replace new batteries when OLED indicates the batteries are in low power.