eBay has the Worx 4.5" Worxsaw Compact Circular Saw for $40 - 20% off with coupon PSHOPEARLY (Ends 11/20 at 8AM PT; requires Paypal) = $32 with free shipping. Weights 50% less than a traditional 7.25" circular saw.
Ends 12/3. Home Depot has the Honeywell RTH8580WF Wi-Fi Touchscreen Thermostat for $70 with free shipping. Retail price: $149. Remotely view and control the temperature of the home; alerts - high/low temperature, loss of connection to network, secure network.
Amazon has the Skil 7" Wet Tile Saw for $116 - $15 off at checkout = $101 with free shipping. Features aluminum table top, adjustable rip fence with miter gauge, cuts tile at 0, 22.5 and 45 degrees, giving flexibility for different cut types.
Ends 1/21. Amazon has the Tacklife DM09 Digital Multimeter for $16 with free shipping on $25+. Features measure the DC/AC voltage to 600V, DC/AC current to 10A, auto shut-off, backlit LCD display, and gives a range of readings.
Amazon has the Tacklife 6-amp Variable-Speed Hammer Drill for $46 - $12 off with coupon BBN3PQG8 (Ends 11/21) = $34 with free shipping. Features a 360-degree adjustable anti-skid auxiliary handle, variable-speed trigger, forward and reverse options.