Switch Tester

ZealPC 12 switches tester contains Zealios V2 Tealios Healios Zilents V2
US $24.50
ZealPC 12 switches tester with XDA dye subbed keycaps
US $29.50
KBDfans Mechanical keyboard Super Swithes Tester 63 switches all in one
US $49.00
Digital Counter Industrial Tact switch Tester Meter 12 24V
US $25.26