DAHUA Electric Drop bolt "DHI-ASF802"
Brand: | Dahua |
Product Code: | DHI-ASF802 |
Product Number : | 4341 |
· Photoelectric control technology to prevent the mechanical failure
· Ultra-low temperature design, more safe and more durable
· Ultra low power design, more durable and more environmental protection · 500,000 electricity aging test
· Built-in reverse current protection circuit
· A microprocessor chip control circuit