Great Quality Monitor for everyday use. Has an attractive design that makes it very comfortable and stylish. Lanyard is easy to use and makes it easy to always keep your monitor within reach! Automatic shutdown: when no finger is inserted, it will automatically shut down within 5 seconds Multi-function: Digital can be used to measure pulse rate, blood oxygen saturation levels accurately. Easy to Read: Support SPO2, pulse, and bar chart, you can view your result very clear with OLED display. Easy to Use: Accurate and reliable, one-button operation, just clip it on to your finger and turn it on at the press of a button. Automatic power off after 5s when not in use. Packing List: 1 x Monitor 1 x User's Manual 1 x Lanyard Does not include required 2x AAA Batteries

• Features:
• Multi-function: LK Monitor Digital can be used to measure pulse rate, blood oxygen saturation levels accurately.
• Specifications:
• Color: blue
• Material:
• Screen: LED display
• Blood oxygen measurement accuracy: 70 ~ 100%, ± 2%, less than 70% undefined
• Blood oxygen measurement : 0 ~ 100% (resolution is 1%)
• Pulse measurement : 30 ~ 250BPM (resolution is 1BPM)
• Automatic shutdown: when no finger is inserted, it will automatically shut down within 5 seconds
• Battery: 2*AAA Batteries (Not Included)
• Package size: 85 * 65 * 40mm/3.3 * 2.6 * 1.6inches
• Package Weight: 50g/1.3ounces