Product Description Just charge it when you want to use it. You can keep your hands warm and warm again and again, so you can keep your fingers warm. As a heat storage hot water bottle for your waist or stomach, point 1 for your cold winter futon. No need to replace the heat storage hot water or bothersome hot water or bothersome hot water to use repeatedly. Use a hot water bottle to improve blood flow when you feel cold during your daily life. Keeps your body warm without drying out your skin. Especially if you warm your stomach and lower back, it increases blood flow and is effective for menstrual pain. Point 2. Quick heat storage and heat retention for up to 19 hours with a heat retention capacity of about 15 minutes. As a heat storage hot water bottle for your body, such as your waist, hands, and stomach. As a heat-storing blanket for cold winter warmth. *Heat retention time may vary depending on the room temperature and usage conditions. Point 3. This heat-storing hot water bottle can be used cordless, so it is easy and convenient to carry. Great for a variety of places such as home, office, watching sports, in the car, in the futon, etc. Point 4. Easy to use. Insert the dedicated power cord into the outlet to start heating; Wait for 15 minutes and the lamp disappears; Heat storage is completed; Comes with a fluffy cover (cover can be removed, so you can always use it clean. Point 5. Save money on electricity bill of heat and about 2 yen on your electricity bill. Energy saving, so you can save energy. Use a heat-storing hot water bottle without heating, and it is safe for your wallet and the environment. No need to replace hot water. Can be used repeatedly. Product Name: Electric Water Bottle (Warm Water Bottle); Color: White/Croske/Chataro; Material: Power Cord: ABS, PP; Body: Polyester, ABS, PVC Cover: Polyester Main Unit: Water Product Size: Water Bottle Size: Approx. W 10.2 x H 7.1 x D 6.0 inches (41 x 27 x 11 cm); Product Details: Power Supply: AC 100 V 50/6 V 0 Hz Power Consumption: 3 00 W Heat Storage Time: 15 minutes. *Temperature varies depending on room temperature etc. 1 power storage roughly 2 yen (Accessories) Main unit cover dedicated power cord (cord length approx. 27.6 inches (70 cm)) instruction manual (English language not guaranteed). Indications Prevents menstrual pain from your body, such as your waist and stomach P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Directions Easy to use. Insert the dedicated power cord into the outlet, and start to store heat; Wait for about 15 minutes and the lamp disappears; Comes with a fluffy cover (the cover can be removed, so you can always keep it clean. As a heat-storing hot water bottle for your waist, hands, and stomach, etc., as a heat storage type warmer for a cold winter futon. *Heat retention time varies depending on room temperature and usage conditions. No messy hot water changes. Can be used repeatedly See more