 
        1. SpO2 + PR functions;
2. LED display screen,white or green two color for choose;
 
		    
			 
		    
			
3. Avoid light design that not affected by ambient light, to achieve a accurate measurement;
4. Set alarm value by oneself to flexibly adapt to different monitoring needs;
5. One-key start on, get results within 8 seconds, automatic shutdown, small size, easy to carry and management;
6. AAA-size alkaline batteries can be used for over 400 times, which is convenient to carry and can replace the battery at any time;
7. Support multi-language system;
 
		    
			 
		    
			
8. Bluetooth function: with the "YonkerCare" APP, which can view the historical detection data, and convenient for doctors to timely treatment.
| SpO2 | |
| Measurement range | 70~99% | 
| Accuracy | ±2% on the stage of 80%~99%; ±3% (when SpO2 value is 70%~79%) Below 70% no requirement | 
| Resolution | 1% | 
| Low perfusion performance | PI=0.4%,SpO2=70%,PR=30bpm:Fluke Index II, SpO2+3digits | 
| Pulse Rate | |
| Measure range | 30~240 bpm | 
| Accuracy | ±1bpm or ±1% | 
| Environment Requirements | |
| Operation Temperature | 5~40℃ | 
| Storage Temperature | -10~+40℃ | 
| Ambient Humidity | 15%~80% on operation 10%~80% in storage | 
| Atmosphere pressure | 86kPa~106kPa | 
| Specification | |
| Packaging Information | 1pc oximeter YK-81B | 
1pc lanyard
1pc instruction manual
2pcs AAA-size batteries (option)
1 pc pouch (option)
1 pc silicon cover (option)Dimension58mm×36mm×33mmWeight (without battery)28g
1.Quality Assureance
Strict quality control standards of ISO9001 to ensure the highest quality;
Respond to quality issues within 24 hours, and enjoy 7 days to return.
2.Warranty
All products have a 1 year warranty from our store.
3.Deliver time
Most Goods will be shipped within 72 hours after payment.
4.Three packagings to choose
You have special 3 gift box packaging options for each product.
5.Design Ability
Artwork / Instruction manual / product design according to customer’s requirement.
6.Customized LOGO and Packaging
1. Silk-screen printing logo( Min. order.200 pcs );
2. Laser engraved logo(Min. order.500 pcs);
3. Color box Package / polybag Package ( Min. order.200 pcs ).