High-Performance 433MHz Wireless Doorbell Alarm System
Crystal-clear 58 sound chimes with wide compatibility for personalized alerts. Premium ABS housing with shock-resistant design ensures durability for indoor/outdoor use. Advanced 433MHz wireless tech delivers stable signals up to 100m (open area), hassle-free installation with no wiring. Integrated strobe light enhances visibility for hearing-impaired users. Ideal for homes, offices, or warehouses—weatherproof construction (-20°C to 60°C). Low-energy consumption with replaceable batteries (12V, 23A). Bulk pricing available for global wholesalers.