... life:more ten years requency:4HZ ITEM: KLS11-KQ16B counter, Meter counter, mechanical counter, Step counterVery Stable quality/ Good price/6 wheels/1 ... )7- Develop telecommunication modules. (OEM)KLS Electronic Co., Ltd. was founded in 2002, specializing in electronic components.During past 6 years, Our customers expanding ... to repay the society.KLS Culture: Serious Work, Enjoy Life Electronic COUNTER