battery pack for thermal heated jackets 7.4v 5200mAh with digital panel display

battery pack for thermal heated jackets 7.4v 5200mAh  Specification: 
Model No.: LX-DRF02DH
Voltage: 7.4V 
Capacity: 5200mAh 
Cell type: Brandnew grade-A Lithium-ion 
Digital tube display: 4-step temperature control & 9-level power indication 
Charge/discharge port: DC3.5*1.35*7mm 
Size: 92*72*23mm 
Weight: 230g/PC 
Color: White 
Certificates: CE, FCC, RoHS 
Package: White box 
Lead time for sample: 3~7 days 
Lead time for bulk order: 15~25 days 
Warranty: 1 year. 

Operation instruction: 
(1) 9-level remaining capacity indication 
Without load, press & hold "ON" or "OFF" button without release to light digital tube to indicate capacity level: 
Digital tube presents "1" - 0% ~ 10% capcity 
Digital tube presents "2" - 10% ~ 20% 
Digital tube presents "3" - 20% ~ 30% 
Digital tube presents "4" - 30% ~ 40% 
Digital tube presents "5" - 40% ~ 50% 
Digital tube presents "6" - 50% ~ 60% 
Digital tube presents "7" - 70% ~ 80% 
Digital tube presents "8" - 80% ~ 90% 
Digital tube presents "9" - 90% ~ 100% 

(2) 4-level output (pulse output) 
With load, press & hold "ON" button for 2 seconds to switch power on, digital tube presents "4. " 
Press "OFF" or "ON" button to turn down/ up output level: 
Digital tube presents "4. " - 100% output 
Digital tube presents "3. " - 75% output 
Digital tube presents "2. " - 50% output 
Digital tube presents "1. " - 25% output 
3. Press & hold "OFF" button for 2 seconds, the LED is off, and the power output also is off. 


Application: 
Electric heated underwear 
Heated snow sports wears 
Heated stadium seat cushions 
Heated base layers 
Heated underwears 
Heated jackets 
Heated vests 
Heated pants 
Heated clothing 
Heated clothes 
Heated garment 
Heated apparel 
Heated motorcycle clothes 
Heated motorcycle jackets 
Heated motorcycle vests 
Heated motorcycle pants 
Warming apparel 
Warming clothes 
Heated military vests 
Heated policemen vests