STV Defenders Tunnel Mole Trap Two-way trap with traditional proven design Suitable for use in frosted ground & wet weather conditions Low-cost control of moles in garden, farm & country locations Setting instructions & barcode on each trap STV152 is a product which can be used to catch & control moles. To use the product: Depress setting arm until it touches tunnel. Swing setting hook over setting arm. Move the base of the trigger ring to a perpendicular position so that the hook at the top engages with the setting arm. Repeat process at the other end of the trap. Place trap in mole run so the run guides are seated at the bottom of the run. Cover the mole run to exclude all light. Check daily