Upgraded Heating Elements with High Safety Dr. Prepare’s heated vests last longer with specific treatment on the third layer, outperforming general heated vests without a fire-retardant layer that could burn during use.
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Long-Lasting Warmth with 3-Level Heating The vest heats up in seconds. Press the power button to switch the heat levels. The running time varies with different power banks capacities. (Tested with a 10000mAh bettery pack).
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Easy-to-Care Heated Clothing Disconnect the power bank, and put on the waterproof cap, then zip up the inner pocket. Put the vest into a laundry bag before machine washing, and hand wash is highly recommended.
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