Product Name: Blood pressure test instrument medical instruments 3.7V 2000mAh lithium battery pack batteries types: LG Li-ion Battery18650 combinations: 18650 1S1P voltage capacity: 3.7V 2000mAh main protection function: over charge, over charge, over current, short circuit, temperature and balance function range of applications: medical equipment, diagnostic and rehabilitation equipment project parameters No. 1 nominal voltage 3.7V 2 Rated Capacity 2000mAh (0.2C discharge) 3 Continue current value 8.0-10A 5 1-3A 4 overcurrent protection for power ≤7.4W 6 overcharge protection voltage 4.25V ± 0.025V / CELL (optional) 7-discharge protection voltage 2.50V ± 0.025V / CELL (optional) 8 9 constant current charging mode the maximum charge voltage 4.225-4.275V 10 charging current 0.4-1.0A 11 charging temperature 0 ~ 45 ℃, 45 ~ 85% RH 12 discharge temperature -20 ~ 55 ℃, 45 ~ 85% RH 13 short-term storage temperature and humidity range: more than one month -20 ~ + 55 ℃ , 45 ~ 85% RH medium term: more than three months -20 ~ + 45 ℃, 45 ~ 85% RH Long term: within one year -5 ~ + 20 ℃, 45 ~ 85% RH 14 Dimensions height / width (protective plate surface) / width / 15 weight> 50g main features: customers can provide OEM / ODM service; there are a variety of different capacity batteries: 2000mAh, 2200mAh, 2600mAh, 2800mAh, 3000mAh; all imported Sanyo, Sony, Panasonic, Samsung , LG original batteries and batteries as made famous PACK unit; protection system used in Japan and * chip.