Adjustable Electric Heating Insole with Battery Box Dual-purpose Trimable Shoe Pad - Black

Main Features:
● Easy to cut to the size you need.
● Suitable for all kinds of shoes of 35-45 size (EUR).
● Contains 2 straps for attaching to the Achilles tendon.
● The battery cases can be placed outside the wearer's bag for easy carrying.

Parameters:
● Material: carbon fiber
● Function: foot warmer
● Applicable gender: unisex
● Maximum voltage: 4.5V
● Battery box: 3 x AA batteries (not included)
● Temperature: about 50 Deg. C (at room temperature)
● Heating range: within 35 size lines
● Insole thickness: about 5mm
● Insole cable length: about 34cm
● The overall size of the insole: about 30 x 10 x 0.5cm
● Battery case strap size: about 36 x 11cm

Note:
● Use alkaline or rechargeable batteries.
● The elderly and children need to use it under supervision.
● Do not exercise vigorously while wearing the heated insole to protect the heating chip.