Tech Xplore on MSN5 天
Hybrid battery design: Lithium-hydrogen system offers high energy density
A research team from the University of Science and Technology of China has introduced a new chemical battery system which ...
Officer27 天
Streamlight® Unveils TLR® RM 1 HL-X Rail-Mounted Light
and 500 lumens and 11,000 candela over 210 meters with one 3-volt CR123A lithium battery inserted. Run times range from 30 minutes using the SL-B9 battery pack to 90 minutes using a disposable ...