PG-2002S Impact Detection   Super Durable Reader Automatic Tag Detection Memory: 30,719 readings Weight: 150g Size: 130x28x27 mm Warranty: 3 Years Operating Temp: 40 to 70 C Wireless Download to PG-1000/2000/4000/6000 Battery: CR123 3.6V Lithium, user replaceable Battery Life: Aprox. 2 years