3.PR:Measuring range25 BPM ~250 BPM,Precision±1BPM
4.Power: two AAA 1.5V alkaline batteries
5.Power consumption: below 50mA
6.Automatic power-off:The product power off by itself when no finger is in the product for ≧8 seconds
Yes, check this manual page.
Shipping & Return
Yes, we ship all over the world.
USA, UK, France, Germany, Italy and Spain (3-7 working days).
The rest of countries:
Shipping fee around $15 (1- 2 weeks).
You can return, if the product delivered is different from the product ordered by the customer, or if the product is defective, or if the customer does not like the product, the customer may return the product within 30 days of receipt the shipment. Read more.
Email: email@example.com. We will be happy to assist you.