Your unit has a lifetime warranty.
Go to this website to get the instructions in PDF format:
SA 210 Zip Set Outdoor Digital Timer with 3 Outlets features a Zip-Set One-Step Set-up where you simply enter your area code and the timer is programmed. Your lights will automatically turn on at sunset, and auto-adjust for seasonal time changes. Other features include a random setting for added security, a 7-5-2 setting for full weeks, weekdays, or weekends. Battery back-up (batteries included) to save resetting time in the event of a power failure. It has 2 timed outlets, plus 1 extra untimed outlet for use with other products. It has an easy-to-read, large illuminated digital display, and 15 amp capacity. Lifetime warranty. Product Description
Zip-Set™ Technology with One-Step™ Set-Up Two Timed Outlets + 1 Untimed Outlet Controls three Products Simultaneously Controls Outdoor Landscape, Security and Holiday Lighting, Pool/Spa Pumps and Engine Block Heaters Optional 4 On / 4 Off Settings Random Settings for Added Security 7-5-2 Feature allows you to set times based on the 7 Day full week, 5 Day work week, or 2 Day weekend Large Illuminated Easy-to-Read LCD Display & Keypad Battery Back-Up (battery included) saves resetting time in the event of a power failure Weatherproof 15 Amps Lifetime Warranty