Knock-Knock

is a Quest in Escape from Tarkov.
==Dialogue==
==Requirements== 
* Unlocks 24 hours after completion of Key to the Tower
==Objectives==
* Check if the radio transmitter works near the Lighthouse peninsula
* Survive and extract from the location
==Rewards==
* +31,300 EXP
* Mechanic Rep +0.01
* Lightkeeper Rep +0.01
==Initial Equipment==
Icon	Item name 	Amount
 	Digital secure DSP radio transmitter	1
==Guide==
In this quest you have to check if the transponder that Mechanic gave you, works. To do that, put the transponder in a special item slot and walk up to the start of the bridge that leads to the lighthouse peninsula on Lighthouse. It is not required to go beyond the gate where Claymores are scattered.
File:KnockKnockMap.png|Bridge marked on the map
Category:Quests
cs:Ťuk-Ťuk
fr:Toc-Toc
ru:Тук-тук, кто там?