Heating Zones 8 heat zones. Two in the left & right belly, Two in the left & right Chest, Two in the left & right Waist, a large zone in the mid back and collar heating Heating Mode (Temperature) High: 149-158° F, Med: 131-149° F, Low: 113-131° F Heat-Up Time (Fully Charged) High: 3.5hrs, Med: 4.5hrs, Low: 7.5hrs Windproof/Water - Resistant Yes 7.4V Battery Pack UL2056 Certified Lithium-ion Battery. Battery Energy 52.27Wh (equivalent to an ordinary 14400mAh 3.7V mobile power bank, the output power is up to 7.4V). Care Instructions Hand/Machine wash Multiple Power Supply Methods Work with other brand power bank but only recommend for emergency use only. Only KRBORO battery pack can fully realized heated vest's performanc. What’s included Heated Vest×1, 7.4V Power Pack×1, Charging Cable×1, Laundary Bagx1, Quick Start Guide×1. Previous page Next page 1 Heating Control 2 Larger Heating Zone 3 7.4V Battery Pack Tailored Features In American Style Enhanced Collar Heating Area Heating the neck area can effectively relieve pain associated with whiplash. Our heated vest‘s individual collar heating can work for a long time. Water Resistant Fabric KRBORO heated vests are made of water-resistant nylon fabric and polyester for the inner lining, which makes them more breathable, litter, and warmer. Five Zipper Pockets KRBORO vest serves five zipper pockets in total, which is used to make battery pack more stable in the pocket and your phone and wallet more secure Left -Insert YKK Zipper We have adopted a left insert with smooth YKK zipper to make it suitable for American male using habit. ????????????? ???? ?? ??????? ??????? ???? This heated vest is powered by a large capacity rechargeable lithium-ion battery. The battery includeded is 14400mAh. It has a display to show you the current battery life. it also has a couple of different output ports for charging the phone and heating the vest. it's actually a very warm vest just in it's own. It's quite useful for me to hunt outside all day long in 30 degrees. The indicator on the vest can be turned off if you don't want to spook or position known to any wild animals. ????? ??? ???? ??????, ? ??????? ?????? ???? This is a nice vest, the removable hood is a cool addition. It's a fashionable choice. Personally I think the light is pretty awesome and I like it on, but if you don't want the light, you can toggle it off. All in all, this is a pretty nice heated vest, great for cold winters. It's fashionable so you can wear it out. it's very durable and high quality. So you can use it fishing or hunting whatever you might need. it's really nice I recommend it! How to Start with KRBORO Heated Vest ????????? ? ?? ? ??????? ?????? Logo"K" Button : Long press for 3s to turn on/off all heating areas, short click to turn off the light. Button on the top : Individually switch collar heating on/off and adjust heating levels. Button on the lower left : Individually switch chest heating on/off and adjust heating levels. Button on the lower Right : Individually switch back heating on/off and adjust heating levels. What did KRBORO heated vest updated in version 2023? We have accept feedbacks that some buyers mistake the "K" in the center of the switch for the main control switch on our heated vest. So we have updated the control switch to make it easier to understand and use. Can I get a right size under the size chart reference? KRBORO size charts is suitable for most regular body size, based on BMI 24, theorically normal body size. If you like to wear more undershirts in winter, try the larger one would be better. Why the heating temperature levels settings are different from other heated vest? Since body temperature is 98.7°F, other heated vest can only reach 100°F at low level, the difference of only 1.3℉ makes it useless. We realized that customers need a "HEATED" vest. So we eliminated the low level and introduced a higher temperature. Does it work with other power bank? How can I get extra KRBORO power pack? It works but not properly. We recommend it for emergency use only. Because other Power banks are made for mobile phone charging. Our heated vest ‘s performance may not be fully realized with it. Search "B0CLLSRRPK" on Amazon to get our battery pack. Why the KRBORO heated vest working hour is different from other brands? Our temperature settings are different from other brand, our low temperature level is equivalent to other brands' medium level, and Our heating area are 40% larger than others. We actually had better range performance for the same heating temperature