The ALD-1 is an advanced leak detector equipped with highly sensitive infrared sensor technology that quickly and accurately identifies refrigerant leaks. With a detection capability down to ≤4 g per year, fast response time, and clear audible and visual indicators, it is a reliable tool for installers, service technicians, and refrigeration technicians. Its rugged design, long sensor life, and rechargeable battery make the ALD-1 an effective choice for professional use in refrigeration and air conditioning systems.