DAHUA Electric Drop bolt (DHI-ASF802)


> 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

SKU: DAHUA Electric Drop bolt (DHI-ASF802) Categories: , , , Tag: