... TFT LCD Monitor 5.Easy DIY installation Product name : Digital Door Viewer HT-D111AItem : HT-D111ADetails :Product name: 3.5 inch Large Screen Digital Door Viewer / Digital Door Peephole Viewer ... 6. Very Easy DIY installation7. Low Power Consumption Specification: 1. Door Thichness: 40~72mm; or 72 ... Satin Chorome, Antique Bronze 8. Accessories: Peephole Viewer, Base flange, Tighten Screw, Tighten Tool, ...