LF-2 2G All LF-Specials are almost identical in physical appearance but there are different levels of performance packed tightly and neatly into a sub-miniature package. Advanced hand potting techniques by trained professionals ensure that this extremely small transmitter is also deceivingly durable. Specials are excellent for very small raptors or in any situation where multiple transmitters are used.This transmitter features a permanently fixed antenna to save on weight. 
If you choose to have a Tail Mount added, it will also be fixed to the transmitter and adds about 2 tenths of a gram in weight.Weight: 2.2 grams.
Battery Life: 14 days (~330 hours) continuous operation Range: 7 miles