Pet LED luminous collar leash $ 6.64 Material: Nylon Product Category: Traction Belt Item: Nylon reflective traction rope suit Scalable: No 1. Unscrew the screws shown in the picture 2. Remove and replace the battery 3. Tighten the cover and screws prompt: Press the switch for the first time: steady light (5 seconds on, stop for 3 seconds) Press the switch for the second time: slow flash Press the switch for the third time: fast flash Press the switch for the fourth time: off
