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Rechargeable Li-On Battery Pack for Heated Vest
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Rechargeable Li-On Battery Pack for Heated Vest:
Intelligence lithium battery groups with 5 levels control: 1) 1st level: LED: red, 100% wattage output, discharge time: 270 minutes, surface temperature of heating elements: 80o C 2) 2nd level: LED: yellow, 75% wattage output, discharge time: 360 minutes, surface temperature of heating elements: 70o C 3) 3rd level: LED: green, 50% wattage output, discharge time: 540 minutes, surface temperature of heating elements: 60o C 4) 4th level: LED flash green, 32% wattage output, discharge time: 1,000 minutes, surface temperature of heating elements: 50o C 5) Note: above temperatures are collected by using the TES 1310 thermometers under the room temperature of 30.5o C Specifications: 1) Voltage: 7.4V 2) Capacity: 4,400m Ah 3) Charge voltage: 8.4 ~ 8.6V 4) Overcharge detection voltage: 8.6V 5) Over-discharge detection voltage: 6.0V 6) Charge current: 1.0 ~ 1.2A 7) Operation current: <15m A 8) Standby current: <0.5m A 9) Output wattage: 15W max. 10) Efficiency of output wattage: ?98% 11) Pulse current: output 12) Impedance type and range: electrical impedance: 4 ~ 4k (?) 13) Note: do not connect to battery / electromotor / capacitance and so on
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