If you lose your Spark, you've kinda lost everything. Luckily, you can buy that metaphorical essential back for about the cost of a carton of okay beer. Hooray!

Model: TC Electronic Spark Booster 
Made: Thailand, recent model
Serial: N/A
Type: boost
Power Input: standard 9v DC centre-negative (supply not included)
Accessories: none

Condition notes: used, no major marks. Tested and fully functional.
Overall: very good condition (8/10)