**Never used , just opened the box ** The ONNAIS GL-001 Biometric Pistol Trigger Lock is a secure and convenient solution for gun owners. With its 360° touch biometric lock mechanism, this trigger lock allows for quick and easy access to your pistol while ensuring it remains safe from unauthorized users. The black plastic construction is durable and lightweight, making it easy to carry and store. Compatible with pistols, this model offers over 50 multi-profile options for added security and peace of mind.