The Farmers Gazette | Page 44

return. With Tesla’s Powerwall, the return on investment becomes evident within 10 years of purchase. But if there is another Zesco rate increase during this time, the initial investment will be recovered much quicker. After all the changes have been made and the goods bought, the Powerwall is a thing of joy. It stores surplus electricity generated from solar panels during the day, or from Zesco when rates are low at night. An inverter converts direct current electricity from the solar panels or home battery into the alternating current used by lights, appliances and devices. All the changes required to get a Powerwall are what everyone should be aiming at in these energy-frail circumstances. But there’s a catch to everything, and the Powerwall has one; it’s good to have, but read the small print. • Devar is a recruitment consultant at IQ Business ing in Advertis Farmers Gazette CONTACTS P.O. Box 37720, Lusaka - Zambia Or call +26096 690 5546, +26096 690 5545 E-mail: [email protected] 42 FARMERS GAZETTE November 2015