Loraffe Under Hood Rodent Repeller Ultrasonic Rat Repellent Mice Deterrent with Ultrasonic Wave and LED Flashlight, Pest Control for 12V 24V Vehicle Auto Truck RV, Keep Animal from Chewing Car Wiring GAW Made of high quality materials SPECIAL MINERAL BLEND This Made of high quality materials 𝗘𝗰𝗼𝗻𝗼𝗺𝗶𝗰𝗮𝗹 𝗮𝗻𝗱 𝗟𝗼𝗻𝗴 𝗟𝗮𝘀𝘁𝗶𝗻𝗴: Each Ammonia test kit contains 100 count test strips to last you through multiple testing sessions Energy Saving and Efficient: Loraffe under hood rodent repellent features an energy saving auto standby mode that conserves battery power when the car is started This repellent emits a unique combination of ultrasonic waves and lights that effectively deter animals from entering your vehicle