FUNCTION: 99X2 SETS MEMORY FOR 2 USERS INTELLIGENT PRESSURE VOLTAGE POWER DETECTION TIME AND DATE HEART RATE DETECTION REAL VOICE (OPTIONAL) COLORFUL BACKLIGHT (OPTIONAL) DRY BATTERY/LITHIUM BATTERY (OPTIONAL) SPECIFICATION: WEIGHT: ABOUT 220 GRAMS (WITHOUT BATTERIES) 30PCS/CARTON / G.W: 14 KG/CTN
