TECHO TE001 Keypad Digital Deadbolt (free installation)

Free Installation This TECHO TE001 is a keypad digital deadbolt lock. It's weather proof and offers keyless entry. Door preparation is 1" for cross bore or 2-1/8" for bore hole. It supports door thicknesses from 1-3/8" to 2" and backsets of 2-3/8" or 2-3/4". It requires 4 AA (1.5V) alkaline batteries, which are not included. The lock operates in a working temperature range of -31°F to 150.8°F and up to 90% humidity.