0.24 lb ultralight design plus mini body are easy to hang it on your chest when you are moving around ^^ Easy to use and reliable; good range and crystal voice can meet you use in many occasions; the large button is simple and easy to understand; which is very suitable for the elderly and patients ^^ 1000 mAh battery will last about 10-12 hours with normal daily usage; charging takes around 3 hours from zero to full ^^ 50 CTCSS and 208 DCS provides you with a secure call; VOX function makes you hands free operation ^^ Keyboard lock function; prevent accidental channel change or other settings