Highlights:1.Heavy-duty, rust proof and corrosion resistant zinc alloy materials2.Can be reset from 10000 kinds of combinations,3.A spare key brings you much convenience4.Easy to operateDetails:*Features*:*Sturdy and Durable*:Adopting heavy-duty zinc alloy materials; our 4-digit lock box is sturdy; rust-proof; corrosion-resistant and waterproof. And it comes with a plastic shutter door to protect the dials from rain; snow; etc.*Excellent Security Performance*:Our 4-digit lock box can be reset from 10000 kinds of combinations; which provide a good security for your keys; credit card; ID card or other litter items.*Large Organizing Capability*:Coming with an inside size of 3.35in x 2.56in x 1.38in(L x W x H); our 4-digit lock box organize approx. 5 keys and several cards within 3.35in x 2.56in(L x W).*Worry-Saving*:With our practical and secure 4-digit lock box; you can put a spare key in it to avoid some unexpected situations such as left keys at home when you go out in a hurry.*Easy to Operate*:Our 4-digit lock box is easy to install and reset; the only thing you need to do is finding a proper place and preparing the best 4 digits combination.*Specifications*:​ Product Type: Key Storage Lock BoxMaterial: Zinc AlloyColor: Silver and GreyItem Size:Outside: 12cm x 8.7cm x 4cm/4.72in x 3.42in x 1.57in (L x W x H)Inside: 8.5cm x 6.5cm x 3.5cm/3.35in x 2.56in x 1.38in (L x W x H)Item Weight: 424g/0.93lbsPackaging Size: 13*10*5cm/5.1*3.94*2inPackaging Weight: 416g/0.9lbs*Package Lists*:1 x Key Storage Lock Box4 x Screws4 x Plastic Screw Plugs1 x User Manual