** Replacement for the 7V Battery Spark 3500 (SKU: SPK) **
Four power settings allow temperature control for your comfort:
Temperature Output (F)
Works with many other brands of 7V Battery-Powered heated clothing, including gear with a built-in button to control temperature
Battery Light Indicator will glow red instead of blue when attached to clothing that has button built-in - power level is then controller via the button
Lasts at least 3-10 hours on one charge (total time depends on the clothing item & temperature setting)
Life of the battery is about 500 charges
To check the remaining charge on the battery, press power button while not attached to heating clothing. The number of Battery light indicators lit will correspond to the charge remaining (0-100%)
Note: Extreme cold and extended periods of time without use can affect battery life. Charge periodically to at least 25% to extend battery life.
Warning: Do not leave battery powered gear turned on while unattended. Battery should not be submerged in water.
90 DAYS WARRANTY
RETURN & EXCHANGE POLICY
Our return & exchange policy is 30 days with a receipt or proof of purchase. To be eligible for a return or exchange, your item must be unworn, with tags and in the original packaging.
Once your return is received and inspected, we will process your refund as long as it agrees with the terms noted above. Your refund will be processed via the same method of purchase as the initial purchase.