Ivation Portable Outdoor Shower, Battery Powered - Compact Handheld Rechargeable - $20 (Bozeman)

Used once.
Battery powered, handheld shower.
Sells for $35 on Amazon.
My - INDOOR/OUTDOOR HANDHELD SHOWER - Transforms Sink or Bucket of Water Into Instant Shower Stream; Water-Resistant Unit Includes One Touch On/Off Switch - PERFECTLY PLEASING PRESSURE - Showerhead Features One Simple Flow Rate for Comfortable Bathing Experience; Gentle Enough for Seniors, Babies and Pets - SUCTION CUP SUPPORT - Shower-Head Securely Sticks to Any Flat Surface with Provided Suction Cup; Bonus S-Style Hook Lets You Hang it Safely Overhead - BATTERY POWERED CONVENIENCE - Rechargeable Pump Plugs into Laptop, Car Adapter or Computer via USB; Full Charge Allows Up to 1 Hour of Continuous Use, PLEASE NOTE: May include a wall plug instead of USB - COMPACT AND PORTABLE - Small, Discreet System Packs Easily in Luggage, Backpack or Car Trunk; for Hiking, Camping, Kid Bathing and Pet Cleaning