Check the listing for details. 1lb Propane Water Heater Battery Powered Portable Shower for Camping RV Off Grid. Color: Black, Condition: New. Listed at 399.99 USD. Solve Cold Water Problems Unlike other portable showers that provide lukewarm water, GASLAND delivers consistently hot water up to 122°F - perfect for comfortable showers and effective cleaning. No More Short Battery Life While competitors' batteries drain quickly, our 4000mAh battery provides up to 100 minutes of continuous use - enough for multiple showers or cleaning sessions. Fast Charging Solution Charge to 80% in just 1.5 hours with multiple charging options (AC, DC, or car charger) - no more waiting all day for a full charge like with other brands. Superior Safety Features 6 built-in safety protections including overheating shutoff and tip-over switch address common safety concerns with portable heating systems.