Versatile cleaning tool set for electronics including headphones, smartphones, cameras, keyboards, computers, monitors, and more. 3 in 1 headphone cleaning pen - Pen tip cleaners for dust and dirt from earphone holes - Mini brush for cleaning the sound hole of the headphones - Flocked sponge brush for cleaning the charging case 2 in 1 screen cleaning tool - Cleaning spray bottle (without cleaning solution) for applying cleaner - Can be used with a plush fibre brush to clean mobile phones, computer screens, and laptop screens 2 in 1 keyboard cleaning tool - Key cap lock for easy removal of keys - Can be used with a keyboard brush for deep cleaning of keyboard keys and keyboard columns Use scenarios - Quick maintenance of headphones and charging case to reduce dust and improve hygiene - Clean screens on mobile phones, computers, and laptops using the spray bottle and plush brush - Deep clean keyboards by removing keys with the cap lock and brushing between keys and keyboard columns