Tentacle R00-5 is a Battery & Housing Replacement Kit for the Tentacle ORIGINAL (2015-2017) Timecode Generator. Please Note: This kit is for Tentacle TRACK E units that are outside the 2 year warranty. If your device has battery problems within the warranty period, please contact us via Repair Request prior to purchase.PLEASE NOTE: This product contains Lithium-Ion Batteries. Due to FAA regulation this item is restricted to ground transportation in the lower 48 contiguous states and cannot ship to Alaska, Hawaii or Puerto Rico.