Walmart has the Firefly! Outdoor Gear 200-Lumen Lantern (Purple) on clearance for $3.66 with free shipping with Walmart+ (30-day trial) or on $35+. Requires 3 AAA batteries (not included). Other Firefly kid's gear on clearance include:

• Finn the Shark Kid's Backpack for $5.90
• Youth Camp Blanket (60" x 40") for $4.73
• Sparkle the Unicorn Kid's Camping Tent / Sleeping Bag / Lantern for $18
• Stainless Steel 16oz Insulated Water Bottle for $5.27