... from -40°F to 140°F;5. Developed first in China,second in world; 6. Can provide mass production ( only ... 2 companies in China);7. Holding independent Intellectual Property Rights;8. Good price;9 ... notebook computers, Bluetooth earphones, digital cameras, digital camcorders, portable DVD, MD, CD players, MP3, PDAs, electric bicycles, miner larmps and satellite ...