APC Back-UPS BN450M UPS - 255W - 450 VA $30 or $32 plus tax with free shipping from Walmart via Google Express
This is better than the Office Depot deal last week and it ships free from Walmart. There is a 20% off coupon ( DEAL20 ) for existing customers on Google Express and a 25% off coupon ( APPSPECIAL ) for new customers. This APC is on sale at Walmart for $39.88. Just search for UPS battery via Google Express app.