Double bass on Alesis Nitro Mesh UPDATE

Upgraded (?) to a 13 inch wide kick pad by gear4music. It sounds bad - my playing.
Detects more of your faster hits on the bass kick pad i noted. quite cheap as well

link below:

https://www.gear4music.com/Drums-and-Percussion/Digital-Drums-Electronic-Bass-Drum-Pad/VKE?origin=product-ads&campaign=PLA+Shop+-+GENERIC&adgroup=GENERIC&medium=vertical_search&network=google&merchant_id=1279443&product_id=40910d1&product_country=GB&product_partition_id=336335464304

only £59 + shipping charges