?Powerful Light?253.7nm wavelength , strong clean ability
?Direct Indicator Light?Block the damage from light, can directly observe the working status of lamp
?Easy To Repalcement?The bulb and base are designed separately, can directly replace the bulb without the trouble of removing the entire base
?Convenient Install? just cut one 2.3 inch hole in duct, align the base board with the hole and fixed by the self drilling screws (included in box), then install the bulb and plug in
?100% satisfaction & money-back guarantee? I Year Warranty, we vouch for our lamp’s efficiency and durability. In the unlikely event you are dissatisfied with your purchase, you are free to return it to us within the first 90 days and receive a FULL refund.