Shenzhen Chang Yu / China Everbright Kai Lim Electronics Co., Ltd. (GD TECHWAY) was founded in 2001, is specialized in radio frequency (RF) R & D, manufacturing and sales of high-tech international companies, to provide customer modular products (OEM) or design (ODM) based professional R & D team; through FCC / CE international standards, 2006 by IS9001: Under the 2000 international quality management system certification, to produce the kinds of quality products available to a variety of environmental / each kinds of interference demand / distance requirements in different fields, such as applications, customers around the world. High brightness blue LED warning system, two-way return of dynamic color LCD display, nice; remote remote 1000 m, 2000 m alarm return, open distance; intelligent snatches robbery, synchronized sound and light alarms, flashing lights type, alarm sound pressure of less than 125dB; multiple forbidden, sound and light alarm burglar; silent alert, auto-arming function (optional); secondary; theft, triggering automatic alarm function, searching cars, safe and reliable; ultra-compact * rolling code technology, stable performance, anti-copy, anti-jamming capability; micro-power saving design, the use of single AAA1 5V battery, long-term durability; environmental design, energy saving; environmentally friendly packaging, nice main areas: Chang Yu Electronics Professional Production GD Series RF wireless transceiver modules, including low power / low voltage / resistance to a variety of strong interference modules and two-way data transmission and other RF products; providing customers with a wireless remote control and a variety of wireless control / wireless intelligent products hardware / software development and production. Applications: wireless intelligent control, electric windows, garage doors, gateways and other types of motor control; industrial control and a variety of door control; GSM / GPS / TPMS all kinds of car remote control, two-way security; intelligent home, infrared remote control RF remote control; remote control lights and switches, security and communications. http://www.tgdd-gd.com