Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: PUMA Men's PU910541009 Pulse Metallic Silver Heart Rate Monitor Watch
Product description: PUMA's active watch collection celebrates PLAY TIME. PUMA brings the pure JOY of sport to their design-driven time pieces. Modern, colorful and up for anything, PUMA TIME is more than just a watch that tells time. It's an accessory which tells the world that play is an essential part of life., The PUMA Men's Pulse Metallic Silver Heart Rate Monitor Watch is a superb example of active style and functionality all wrapped into one. This watch features a metallic silver rubber case and bezel with a polyurethane band of the same color. Its digital display features the time, day and date and is protected by an acrylic crystal. Additional functions include an alarm, heart rate monitor, timer and water resistance up to 165 feet. There are convenient buttons to access this functionality right on the face of the watch. The watch is powered by quartz movement and secures with a standard buckle clasp.
Product feature: Heart Rate Monitor with wireless ECG sensor belt, lap timer, alarm, Durable Polyurethane band, Stainless steel case backing with PUMA icons and stamps of authenticity, Water resistant to 165 feet (50 M): suitable for swimming and showering, Package Dimensions: 6.6 x 4.1 x 2.8 inches, Shipping Weight: 8.8 ounces, ASIN: B004XD1HH0, Item model number: PU910541009, Date first listed on Amazon: July 19, 2011, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 2.0 out of 5 stars 1 customer review
Target attributes: Max Battery Life
Answer: attribute: max battery life
value: None
source: None