Place of Origin: Guangdong, China Brand Name: JZIKI Model Number: ZK-W863YA Power Source: Electricity , Power Supply Mode: Removable Battery Material: Plastic Shelf Life: 2 years Quality Certification: ce Instrument classification: Class II Safety standard: None Wholesale BP machine: standard sphygmomanometer digital wrist tensiometer Color: Black Display: 3.3*4.4 cm Auto power off: 8 seconds Talking function: Optional Battery type: AAA(the 7th) battery Weight: 0.25 KGS Type: Blood Pressure Monitor..