Battery: High efficiency and servicing - free lead - acid
Service life of battery: 4-5 years
Capacity of battery: 12V 5-150Ah x 2
Output power: DC12V 35W 36W 55W
Lighting source: Low-pressrre sodium vapor lamp
Control svstem: Microcomputer intelligent control, preventing
overchange and overdischarge, having output short circuit protection and switching on/off the lamps subjection to the dark and light.
Ambient temperature: -20°C - 60°C
Lighting time: over 6-8 hours a day normally, or subject to
customer setting based on specific needs, capable of working
for 5-7 consecutive days