SuZhou Delong Inc.

Chinese patent, original product in the world, any imitated actions will be punished by law. Hereinafter is the introduction of automatic coding series products with guard against theft and alarm function.Advanced aptitude lock with guard against theft and alarm function.These products use the technology patent of new automatic coding, very convenience and don?t need use the key, the host can change or set any on-off code among one hundred codes any times, it can automatic distinguish the host or not and with the reliability of safety、prevent  saw、prevent knock、prevent prize、prevent break. And the same times with advanced  practicality that the alarm sound is bigger than one hundred dB once motion, and host just need use a couple of  ?AAA? batteries---very economy (stay electrical current less than 0.02MA,dynamic electrical current less than 150MA)The difference between this product and the traditional locks are : the traditi... [详细介绍]