This Fanttik D2 laser level is $39.99, down from its regular $49.97 price. It includes a rechargeable battery rated for up to 10 hours of runtime and over 500 charge cycles, plus a magnetic mount for 360° positioning on metal surfaces. It ships for free.  Buy Now at Amazon

At Amazon, clip the on-page coupon to get this Amazon Basics Horizontal/Vertical & Cross-Line Class II Laser Level for $14. It's the best price Amazon has charged for this laser level. It projects horizontal, vertical, and cross-line beams up to 59 ft. and self-levels within ±4°, with a manual tilt mode for angled projects. Buy Now at Amazon

Home Depot offers the Empire 24" Aluminum I-Beam Level with 12" Compact Box Level Set for $19.97.  That's a $6 low.  Shipping is free. Buy Now at Home Depot

This Irwin torpedo level costs $4.99 at Amazon. It's usually $2 more and you'd pay close to $10 elsewhere. Prime members get free shipping. Buy Now at Amazon

Home Depot offers the Empire 24" Aluminum I-Beam Level with 12" Compact Box Level Set for $19.97.  That's a $6 low.  Shipping is free. Buy Now at Home Depot

Handy for DIYers tackling tiling, shelving, or cabinet installs where you need accurate reference lines across all four walls at once, and the green beam shows up better in daylight than standard red lasers. Walmart has it for $60, which is $40 off the $100 list price. Buy Now at Walmart

Anyone tackling DIY shelving, picture hanging, or tile work will appreciate the self-leveling cross line for getting things straight without guesswork, and the included tripod adds real value at this price. At $37, that's $23 (about 38%) off the $60 list price. Buy Now at Walmart

Worth having on hand if you work with laser levels or survey equipment, since the adjustable height and 5/8-inch thread fit most standard laser tools without needing an adapter. Buy Now at Home Depot

Anyone hanging shelves, cabinets, or pictures without a second pair of hands will appreciate the self-leveling feature, since it corrects minor setup errors automatically instead of making you eyeball it. The green beam is also easier to see in bright rooms than a standard red laser, so it's worth the switch if you've struggled to spot your line in daylight. Buy Now at Amazon

Update: The price has dropped to $114.21 since this was originally published.

Racers and home mechanics dialing in suspension or chassis setup will get the most use out of this digital level's precision readout, and at $116.45 it's about $6 off the $122 list price. Buy Now at Amazon

Handy for DIYers who need a compact level that sticks to metal surfaces for hands-free use on pipes, ductwork, or appliances, and at $42 it's just $2.51 off the $44.51 list price. Buy Now at Amazon

Handy for framing, hanging shelves, or any job where you need both a long and short level in the same spot, and this set runs $14.97 (43%) below list price at Home Depot. Buy Now at Home Depot

Handy for tight spaces where a standard level won't fit, and the digital readout plus magnetic edges make it easier to work hands-free on metal surfaces like pipes or ductwork. Buy Now at Home Depot

Handy for DIYers hanging shelves or tiling floors who need three reference points without setting up multiple tools, and the green beam shows up better in bright rooms than standard red lasers. It's $16 (20%) off the $80 list price. Buy Now at Amazon