Application 
pocket type Ni-Cd battery are widely used as emergency back-up power supply for railway traffic , aviation, DC cabinet, distribution cabinet, UPS systems, AGV, photovoltaic system, petrochemical, oil&gas, utility and electricity industries (Emergency lighting & control equipment, offshore platform, cathodic protection for pipeline). 

Advantages 
Exceptionally long service life : more than 20 years under floating charge; 
Excellent charging efficiency and smooth discharge voltage; 
Wide operating temperature range from -40 centigrade~60 centigrade; 
High reliability without sudden death; 
Lower weight and reduced volume; 
Excellent resistance performance of over-charge and over-discharge; 
Resistance to mechanical and electrical abuse; 
Lower maintenance cost and replacement cost.